Stevenson (top-left), Dritz (top-right), Vella (bottom-left), Dix (bottom-right).
Women’s Basketball Introduces Four Newcomers to Roster
6/9/2026 9:05:00 AM | Women's Basketball
Three first-years and one transfer make up the 2026-27 incoming class
NEW YORK – Lavine Family Head Coach of Women's Basketball Megan Griffith '07CC officially introduced four newcomers to the Columbia women's basketball program on Tuesday. The four additions to the 2026-27 roster include transfer Mary Ashley Stevenson, as well as a trio of first years in Chloe Dix, Mathis Dritz and Chloe Vella.
"We are incredibly excited to welcome this talented group of Lions to Morningside Heights," said Griffith, who enters her 11th year as head coach. "With a blend of proven collegiate experience and elite international perspectives, this class embodies the championship standard we've built at Columbia. They aren't just joining our program; they are here to help us redefine our ceiling. I'm confident their hunger and versatility will be the catalyst as we look to write the next great chapter of Columbia Women's Basketball."
Details on this season's incoming class are listed below. Fans can access the complete 2026-27 Columbia women's basketball roster by clicking this link.
Mary Ashley Stevenson – 6-2 – Jr. – F – CC – New York, N.Y. / Dalton School / Purdue / Stanford
Prior to Columbia: Transfers to Columbia after one year at Purdue (2023-24) and two years at Stanford (2024-26) … Big Ten Freshman of the Year – Media (2024) … All-Big Ten Honorable Mention and Big Ten All-Freshman team in 2024 … USBWA Tamika Catchings National Freshman of the Week (Feb. 13, 2024) … Two-time Big Ten Freshman of the Week … Averaged 9.7 points, 5.1 rebounds and 27.9 minutes as a freshman … Appeared in 31 games as a sophomore at Stanford, starting eight … Shot 48.2 percent from the field in her first season with the Cardinal … Scored a career-high 17 points on 7-of-9 shooting in the regular-season finale against Georgia Tech … Appeared in all 35 games for Stanford in 2025-26, averaging 12.1 minutes per game … Two-time All-ACC Academic Team … Has played in 100 career college basketball games and made 42 starts.
High School: A 2023 graduate of The Dalton School on the Upper East Side … Four-star talent, rated No. 97 in the Class of 2023 by ESPN HoopGurlz … Averaged 24.6 points and 10.8 rebounds per game as a senior at The Dalton School in 2022-23 … Averaged 24.2 points and 10.0 rebounds as a junior in 2021-22 … Guided The Dalton School to NYSAIS State Championships in 2021-22 and 2022-23 … Attended Cardinal Newman School in Columbia, S.C., as a sophomore in 2020-21 … Averaged 17 points and 13.3 rebounds per game and won the SCISA State Championship … Finished with 2,552 points and 1,575 rebounds in 125 career games … Posted an 80-12 overall record in four years of high school … Set The Dalton School record for boys or girls with 53 points in a 75-70 win over Staten Island Academy on Feb. 1, 2023, scoring her team's final 31 points … Back-to-back New York State Sportswriters Association State Player of the Year in 2021-22 (Class B) and 2022-23 (Class C) … Runner-up for New York Miss Basketball and Gatorade Player of the Year in 2023 … Tabbed First Team All-Ivy League and Basketball Coaches of New York Player of the Year as a junior and senior … Garnered South Carolina Independent School Association (SCISA) First Team All-State, All-Region and North/South All-Star Team honors in 2020-21 … Named to the SCISA All-Tournament Team as a sophomore … Tabbed All-Ivy League First Team, NYSSWA Fifth Team All-State, BCANY First Team All-State and BCANY Top-50 as a freshman … Played in the WHO'S NXT? All-American Game in 2023 … Invited to USA Basketball U16 (2021) and U17 (2022) National Team trials … Participated in the 2021 and 2022 Wooten Top-150 Camp … Also ran cross country and played lacrosse for The Dalton School.
Personal: Born in Fort Mill, South Carolina … Parents are Gary and Ashley Stevenson … Ashley played basketball at Wofford from 1994-97 … Has four older brothers, Will, Alex, Casey and Kevin … Will is a member of the Johns Hopkins men's basketball team … Casey was a basketball manager and an operations assistant with Duke men's basketball … Kevin played soccer at Duke, reaching the NCAA Tournament four times and winning the ACC in 2005 … Other hobbies include reading, painting, ceramics and exploring the city.
Griffith on Stevenson: " Mary Ashley is a force multiplier because of her relentless work ethic and versatility at the forward position. She will be instrumental in filling the space left behind by our recently graduated frontcourt duo of Perri Page and Susie Rafiu. With valuable experience in the Big Ten and ACC, I know she will be ready to compete at the highest level here, back home in NYC. We are thrilled to welcome her back home!"
Chloe Dix – 5-10 – Fy. – G – BC – Sydney, Australia / St. Luke's Grammar / New Hampton School
Prior to Columbia: Played for four years at St. Luke's Grammar School in Australia, followed by a post-graduate year at New Hampton School (NH) in 2025-26 … Named to the All-NEPSAC Team and was a LAKES Region All-Star at New Hampton … Led New Hampton to runner-up in NEPSAC Class AAA Championship … Four-time Combined Independent Schools (CIS) Championship winner … Captain of St. Luke's Grammar as a senior … Named All-Schools NSW State Team … At the club level, led team to 2025 NBL1 East Championship and qualified for NBL1 Nationals … 2023 NBL1 East Runner-Up … Also played extensively in the Manly Warringah Basketball Association (MBWA) … 2022 and 2025 NSW YLW winners, named League MVP, League All-Star 5, Tournament MVP and earned Club Trophy Future Star Award … 2023 and 2024 NSW YLW Runner-Up … Played for U16-U20 New South Wales State Teams … 2025 U20 National Gold Medal and 2024 U20 National Bronze Medal … High Honour Roll at New Hampton School.
Personal: Parents are Claire and Graeme Dix … Father played field hockey for the ACT State Team at Australian Nationals … Volunteered for the 'I AM A GIRL' Basketball Coach program … Hobbies include drawing, swimming in the ocean, bike riding and beach walks.
Griffith on Dix: "Chloe is a skilled wing with great size and decision-making abilities. Hailing from the same hometown of the Henderson sisters, she's been fully immersed in a strong basketball environment back home in Australia. Between her national championships in NSW and her standout post-grad year at New Hampton, she has consistently shown the ability to compete for titles. Chloe plays with a grit and intelligence on both ends of the floor that fits our culture perfectly."
Mathis Dritz – 6-2 – Fy. – G/F – CC – Westlake Village, Calif. / Fairmont Prep / Westlake
Prior to Columbia: Four-year letterwinner who played at Westlake High School and Fairmont Prep … 2026 ESPN SportsCenter NEXT 100 – 4-Star, No. 87 ranked player in the country … Ranked No. 66 player in the country in 2026 Rivals/On3 rankings … Circuit Hoops All EYBL Second Team … two-time Ventura County Player of the Year … Three-time Marmonte League Player of the Year … Three-time all-state selection … Averaged 17 points and 10 rebounds as a freshman, 24 points and 15 rebounds as a sophomore, 22 points and 13 rebounds as a junior, and 18 points and 13 rebounds as a senior … Played five years of youth club basketball in the Nike Elite Youth Basketball League (EYBL) … Played for Cal Storm in 2021 and 2022, Sports Academy Swish in 2023 and 2024, followed by Cal Storm Team Taurasi in 2025 … Ranked top 10 in rebounds and top 20 in scoring her last two years in EYBL.
Personal: Parents are Taryn and Tyler Dritz … Mother, Taryn, was a four-year member of the women's basketball team at Cal Poly … Youth basketball training and mentor … Volunteered to run clock and stat sheet for community basketball games … Additional community involvement through athletics and mentorship programs … Enjoys working out, going to the beach, hiking, spending time with friends and family, listening to music and traveling.
Griffith on Dritz: "Mathis is the definition of a versatile hybrid player, possessing the unique ability to impact the game from both the perimeter and the paint. Her length and athleticism allow her to guard multiple positions, while her offensive skill set – transitioning seamlessly between a scoring perimeter threat and an interior presence – makes her a nightmare matchup for any opponent. She is a tireless worker who brings a positionless winning mentality to Morningside Heights. We're excited for her to be a cornerstone of our versatility during her career."
Chloe Vella – 6-3 – Fy. – F – CC – London, England / City of London Academy
Prior to Columbia: Played five years of school basketball, the final two at City of London Academy … U19 hoops fix all star classic MVP … U17 Women's Elite Academy Basketball League (WEABL) Player of the Year …. All-South First Team … U18 National Cup Final MVP … U18 National Cup Champions … Won the WNBL league and playoff championship in 2025 … Won the WEABL league and playoff championship in 2026 … Also played for Richmond Knights from 2022-24 … International experience with Great Britain U16 … Placed third in Division B in 2024 and promoted to Division A with the GB U16 Women's EuroBasket Team … Averaged 11.1 points, 9.1 rebounds, 2.9 assists at U16 Women's EuroBasket … Ranked third in the tournament in double-doubles.
Personal: Earned Sports Leadership Qualification for helping younger year groups through planning PE lessons and advising … Other hobbies include cooking, journaling and puzzling.
Griffith on Vella: "Chloe is an incredibly athletic and versatile forward whose mobility and high ceiling make her a special addition to our front court. She's a two-way player who can impact the game on both ends of the floor. Her elite rebounding and championship pedigree from the UK will allow her to transition seamlessly into our system and uptempo style of play. She will be a menace on the defensive side of the floor as well. We are excited to help her unlock her full potential as she competes for the Lions."
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For the latest on the Columbia women's basketball, follow @CULionsWBB on Instagram, X and Facebook, or on the web at GoColumbiaLions.com.
"We are incredibly excited to welcome this talented group of Lions to Morningside Heights," said Griffith, who enters her 11th year as head coach. "With a blend of proven collegiate experience and elite international perspectives, this class embodies the championship standard we've built at Columbia. They aren't just joining our program; they are here to help us redefine our ceiling. I'm confident their hunger and versatility will be the catalyst as we look to write the next great chapter of Columbia Women's Basketball."
Details on this season's incoming class are listed below. Fans can access the complete 2026-27 Columbia women's basketball roster by clicking this link.
Mary Ashley Stevenson – 6-2 – Jr. – F – CC – New York, N.Y. / Dalton School / Purdue / Stanford
Prior to Columbia: Transfers to Columbia after one year at Purdue (2023-24) and two years at Stanford (2024-26) … Big Ten Freshman of the Year – Media (2024) … All-Big Ten Honorable Mention and Big Ten All-Freshman team in 2024 … USBWA Tamika Catchings National Freshman of the Week (Feb. 13, 2024) … Two-time Big Ten Freshman of the Week … Averaged 9.7 points, 5.1 rebounds and 27.9 minutes as a freshman … Appeared in 31 games as a sophomore at Stanford, starting eight … Shot 48.2 percent from the field in her first season with the Cardinal … Scored a career-high 17 points on 7-of-9 shooting in the regular-season finale against Georgia Tech … Appeared in all 35 games for Stanford in 2025-26, averaging 12.1 minutes per game … Two-time All-ACC Academic Team … Has played in 100 career college basketball games and made 42 starts.
High School: A 2023 graduate of The Dalton School on the Upper East Side … Four-star talent, rated No. 97 in the Class of 2023 by ESPN HoopGurlz … Averaged 24.6 points and 10.8 rebounds per game as a senior at The Dalton School in 2022-23 … Averaged 24.2 points and 10.0 rebounds as a junior in 2021-22 … Guided The Dalton School to NYSAIS State Championships in 2021-22 and 2022-23 … Attended Cardinal Newman School in Columbia, S.C., as a sophomore in 2020-21 … Averaged 17 points and 13.3 rebounds per game and won the SCISA State Championship … Finished with 2,552 points and 1,575 rebounds in 125 career games … Posted an 80-12 overall record in four years of high school … Set The Dalton School record for boys or girls with 53 points in a 75-70 win over Staten Island Academy on Feb. 1, 2023, scoring her team's final 31 points … Back-to-back New York State Sportswriters Association State Player of the Year in 2021-22 (Class B) and 2022-23 (Class C) … Runner-up for New York Miss Basketball and Gatorade Player of the Year in 2023 … Tabbed First Team All-Ivy League and Basketball Coaches of New York Player of the Year as a junior and senior … Garnered South Carolina Independent School Association (SCISA) First Team All-State, All-Region and North/South All-Star Team honors in 2020-21 … Named to the SCISA All-Tournament Team as a sophomore … Tabbed All-Ivy League First Team, NYSSWA Fifth Team All-State, BCANY First Team All-State and BCANY Top-50 as a freshman … Played in the WHO'S NXT? All-American Game in 2023 … Invited to USA Basketball U16 (2021) and U17 (2022) National Team trials … Participated in the 2021 and 2022 Wooten Top-150 Camp … Also ran cross country and played lacrosse for The Dalton School.
Personal: Born in Fort Mill, South Carolina … Parents are Gary and Ashley Stevenson … Ashley played basketball at Wofford from 1994-97 … Has four older brothers, Will, Alex, Casey and Kevin … Will is a member of the Johns Hopkins men's basketball team … Casey was a basketball manager and an operations assistant with Duke men's basketball … Kevin played soccer at Duke, reaching the NCAA Tournament four times and winning the ACC in 2005 … Other hobbies include reading, painting, ceramics and exploring the city.
Griffith on Stevenson: " Mary Ashley is a force multiplier because of her relentless work ethic and versatility at the forward position. She will be instrumental in filling the space left behind by our recently graduated frontcourt duo of Perri Page and Susie Rafiu. With valuable experience in the Big Ten and ACC, I know she will be ready to compete at the highest level here, back home in NYC. We are thrilled to welcome her back home!"
Chloe Dix – 5-10 – Fy. – G – BC – Sydney, Australia / St. Luke's Grammar / New Hampton School
Prior to Columbia: Played for four years at St. Luke's Grammar School in Australia, followed by a post-graduate year at New Hampton School (NH) in 2025-26 … Named to the All-NEPSAC Team and was a LAKES Region All-Star at New Hampton … Led New Hampton to runner-up in NEPSAC Class AAA Championship … Four-time Combined Independent Schools (CIS) Championship winner … Captain of St. Luke's Grammar as a senior … Named All-Schools NSW State Team … At the club level, led team to 2025 NBL1 East Championship and qualified for NBL1 Nationals … 2023 NBL1 East Runner-Up … Also played extensively in the Manly Warringah Basketball Association (MBWA) … 2022 and 2025 NSW YLW winners, named League MVP, League All-Star 5, Tournament MVP and earned Club Trophy Future Star Award … 2023 and 2024 NSW YLW Runner-Up … Played for U16-U20 New South Wales State Teams … 2025 U20 National Gold Medal and 2024 U20 National Bronze Medal … High Honour Roll at New Hampton School.
Personal: Parents are Claire and Graeme Dix … Father played field hockey for the ACT State Team at Australian Nationals … Volunteered for the 'I AM A GIRL' Basketball Coach program … Hobbies include drawing, swimming in the ocean, bike riding and beach walks.
Griffith on Dix: "Chloe is a skilled wing with great size and decision-making abilities. Hailing from the same hometown of the Henderson sisters, she's been fully immersed in a strong basketball environment back home in Australia. Between her national championships in NSW and her standout post-grad year at New Hampton, she has consistently shown the ability to compete for titles. Chloe plays with a grit and intelligence on both ends of the floor that fits our culture perfectly."
Mathis Dritz – 6-2 – Fy. – G/F – CC – Westlake Village, Calif. / Fairmont Prep / Westlake
Prior to Columbia: Four-year letterwinner who played at Westlake High School and Fairmont Prep … 2026 ESPN SportsCenter NEXT 100 – 4-Star, No. 87 ranked player in the country … Ranked No. 66 player in the country in 2026 Rivals/On3 rankings … Circuit Hoops All EYBL Second Team … two-time Ventura County Player of the Year … Three-time Marmonte League Player of the Year … Three-time all-state selection … Averaged 17 points and 10 rebounds as a freshman, 24 points and 15 rebounds as a sophomore, 22 points and 13 rebounds as a junior, and 18 points and 13 rebounds as a senior … Played five years of youth club basketball in the Nike Elite Youth Basketball League (EYBL) … Played for Cal Storm in 2021 and 2022, Sports Academy Swish in 2023 and 2024, followed by Cal Storm Team Taurasi in 2025 … Ranked top 10 in rebounds and top 20 in scoring her last two years in EYBL.
Personal: Parents are Taryn and Tyler Dritz … Mother, Taryn, was a four-year member of the women's basketball team at Cal Poly … Youth basketball training and mentor … Volunteered to run clock and stat sheet for community basketball games … Additional community involvement through athletics and mentorship programs … Enjoys working out, going to the beach, hiking, spending time with friends and family, listening to music and traveling.
Griffith on Dritz: "Mathis is the definition of a versatile hybrid player, possessing the unique ability to impact the game from both the perimeter and the paint. Her length and athleticism allow her to guard multiple positions, while her offensive skill set – transitioning seamlessly between a scoring perimeter threat and an interior presence – makes her a nightmare matchup for any opponent. She is a tireless worker who brings a positionless winning mentality to Morningside Heights. We're excited for her to be a cornerstone of our versatility during her career."
Chloe Vella – 6-3 – Fy. – F – CC – London, England / City of London Academy
Prior to Columbia: Played five years of school basketball, the final two at City of London Academy … U19 hoops fix all star classic MVP … U17 Women's Elite Academy Basketball League (WEABL) Player of the Year …. All-South First Team … U18 National Cup Final MVP … U18 National Cup Champions … Won the WNBL league and playoff championship in 2025 … Won the WEABL league and playoff championship in 2026 … Also played for Richmond Knights from 2022-24 … International experience with Great Britain U16 … Placed third in Division B in 2024 and promoted to Division A with the GB U16 Women's EuroBasket Team … Averaged 11.1 points, 9.1 rebounds, 2.9 assists at U16 Women's EuroBasket … Ranked third in the tournament in double-doubles.
Personal: Earned Sports Leadership Qualification for helping younger year groups through planning PE lessons and advising … Other hobbies include cooking, journaling and puzzling.
Griffith on Vella: "Chloe is an incredibly athletic and versatile forward whose mobility and high ceiling make her a special addition to our front court. She's a two-way player who can impact the game on both ends of the floor. Her elite rebounding and championship pedigree from the UK will allow her to transition seamlessly into our system and uptempo style of play. She will be a menace on the defensive side of the floor as well. We are excited to help her unlock her full potential as she competes for the Lions."
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For the latest on the Columbia women's basketball, follow @CULionsWBB on Instagram, X and Facebook, or on the web at GoColumbiaLions.com.
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