University of Connecticut Athletics
2023 Baseball Roster

Jack Sullivan
- Position:
- Right-Handed Pitcher
- Height:
- 6-0
- Weight:
- 180
- Class:
- Sophomore
- Hometown:
- Carmel, N.Y.
- High School:
- Carmel
2025 Season: Out for the season with injury.Â
2024 Season: Appeared in 16 games out of the UConn bullpen. Went 2-0 with a 4.05 ERA and earned one save. Logged 13.1 innings, struck out 15 batters and held opponents to a .226 batting average against. Made season debut with 1.1 shutout frames at California (2/24). Pitched 1.1 innings and struck out a season-high three at UCSB (3/8). Struck out both batters he faced in win at Cal Baptist (3/17). Threw 1.1 shutout frames vs. St. John's (4/14). Earned victory out of the bullpen to help Huskies sweep Georgetown (4/21). Posted three-straight scoreless outings including a season-high 2.2 innings vs. Creighton (5/10).Â
2023 Season: Appeared in 14 games and made 10 starts for the Huskies in 2023. Went 4-1 with a 5.28 ERA. In 44.1 innings, struck out 34. Earned the victory vs. Ohio State (2/18) in 5.1 innings of work. Beat Hawaii (3/13) with 5.0 innings, allowed one earned run and struck out four. Tossed a season-high 6.2 innings and career-high eight strikeouts to secure a series win at San Diego State (3/19). Fired five shutout frames vs. UMBC (4/2) to earn his fourth win of the season. Came out of the pen and threw a scoreless frame at No. 20 Boston College (4/19). Threw 2.1 innings out of the pen vs. Georgetown (4/22). Made start in BIG EAST Championship game vs. Xavier (5/27).Â
2022 Season: Appeared in 21 games out of the bullpen in his first season in Storrs. Only allowed two earned runs in 22.2 innings. Went 1-1 with a 0.79 ERA and 26 strikeouts while holding opponents to a .185 AVG against. Collegiate debut came against Louisville with 1.1 scoreless innings to help beat the Cardinals (2/20). Did not allow a run in his first nine outings of his career (8.0 innings). Pitched a career-high 2.1 shutout innings with four strikeouts at Butler (4/29) to earn first career win out of the bullpen. Fired a scoreless inning vs. Creighton to help secure series win (5/8). Pitched 1.2 shutout innings at No. 2 Stanford in Game 2 of Super Regionals (6/12)Â
Before UConn: Lettered four seasons at Carmel High School for head coach Joe Hackert. Named Westchester/Putnam 2021 Baseball Player of the Year. Two-time All-Section performer. During the 2021 season, went 5-1 with a 1.44 ERA. In 43.2 innings, struck out 78. At the plate, hit .542 with 39 hits, five home runs, 42 RBIs and scored 27 runs.Â
Personal: Jack Leo Sullivan. Parents are Caroline and Joe. Has one sister, Emma. Undecided major.Â