College career Sullivan joined the rugby program at the start of her freshman year at West Point and became a starter just three games in. Sullivan played rugby 15s in the fall and rugby 7s in the spring. During her time as a Black Knight, Sullivan earned many accolades, becoming a 3x NIRA 15s All-American (2017, 2018, 2019), 2019 Prusmack Award winner, 2019 Collegiate Rugby Championship Tournament MVP, and a HSBC All-Academic Team honors, (2019–20). Sullivan became the first-ever rugby Army Athletic Association Award (AAA) recipient.
National Sevens career 2022 saw Sullivan make her XVs
USA Rugby debut in
2022 Pacific Four Series against Canada, her USA Sevens National Team debut during the
2022 Rugby World Cup Sevens in
Cape Town, and her
World Rugby Series debut at Dubai Sevens in December. At the 2022 Rugby World Cup Sevens, the team lost to
France in the bronze medal match and finished fourth overall. Sullivan totals seven total caps with USA Rugby, 6 (7s) and 1 (XVs). At the
2024 Summer Olympics, Sullivan was on the bronze medal-winning team for the United States.
2023 Sullivan joined the
Pittsburgh Steeltoes during the program's inaugural season. Sullivan and the Steeltoes participated in two tournaments throughout the summer as they were eliminated from advancing to the championship. Sullivan opened the season tallying one try in the Eastern Conference Kickoff in Austin, Texas. The Steeltoes placed third at the first tournament of the year after falling 21–19 to her former team, the Headliners in the first round. The Steeltoes edged the
Texas Team, 22–0 to clinch third place. The Steeltoes hosted the Eastern Conference Finals at Highmark Stadium in Pittsburgh, Pennsylvania on July 23. However, the Steeltoes struggled to pull ahead at their home tournament as they finished in fourth place. The Steeltoes lost to the
New York Locals, 22–14 in the knockout stages and then 29–0 to Texas in the third-place matchup. == Personal life ==