2024 Baseball Roster
Seppings, Jack

Jersey Number 27
Jack Seppings
- Class:
- Junior
- Position:
- RHP
- Height/Weight:
- 6-1 / 190
- Bats/Throws:
- R/R
- Hometown:
- Newnan, Ga.
- High School:
- Landmark Christian School
- Concentration:
- Applied Math-Economics
Bio
After Brown: Signed as a free agent with the Milwaukee Brewers following his junior season in July 2024.
Career: Finished his three-year career at Brown ranked second all-time in strikeouts per nine innings with 10.17 (over 110.2 IP). Also ranked sixth all-time at the conclusion of his career with six saves.
Summer 2024: Made five appearances, including three starts for the Falmouth Commodores in the Cape League…Held a 1-2 record with a 2.51 ERA and 1.19 WHIP…Struck out 20 and walked six over 14.1 innings.
2024: Made 13 appearances and a team-leading 13 starts as the Bears’ No. 1 weekend starter…Struck out 53 batters over 58.2 innings…Issued 28 walks…Earned three victories…Struck out eight batters in a 5.0 inning start to pick up the win at Davidson on March 8, earning him Ivy League Pitcher of the Week honors…Allowed two runs over 6.0 innings with seven strikeouts in a win at Harvard (3/30)…Struck out a season-high nine batters over 5.2 innings against Princeton (4/6)…Allowed three earned runs over 7.0 innings at Dartmouth (4/13)…Earned the win at Yale (4/27).
Summer 2023: Split time between the Chatham Anglers of the Cape Cod League, the Amsterdam Mohawks of the PGCBL and Great Britain’s U23 National Team…Did not allow a run over 18.1 IP for Amsterdam and was named a PGCBL All-Star…For Chatham, held a 3.76 ERA over five appearances, striking out 17 batters over 14.1 IP…Competed for Great Britain in the U23 Euro Championships in Vienna, Austria.
2023 World Baseball Classic: Member of the taxi/reserve squad for Great Britain...Attended training camp with the team in Arizona...Pitched a scoreless inning of relief with one walk in an exhibition game against the Milwaukee Brewers (3/8).
2023: Second Team All-Ivy selection…Earned CSC Academic All-District honors…Led all Brown pitchers with 18 appearances…Served as the team’s closer and tied for fourth in the league with four saves overall…Posted a 4.38 ERA and a team-low 1.14 WHIP…Held opponents to a .212 batting average…Struck out 49 batters over 37.0 innings…Earned two wins…Tallied a pair of three-inning saves against Bryant (3/18) and Columbia (3/26)…Picked up back-to-back saves at Cornell on April 8-9, striking out six batters over 3.2 hitless innings…Earned the win by tying his career-high with a 4.0 inning effort against Dartmouth (4/29).
2022: Made 10 appearances out of the bullpen…Struck out 23 batters and walked only two over 15.0 innings of work…Collected two saves…Struck out five batters over 2.0 perfect innings of relief in his collegiate debut at USF (3/4)…Struck out four in 2.0 innings to earn his first career save at Harvard (4/3)…Got the final three outs against Holy Cross in Brown’s first no-hitter in program history, including a pair of strikeouts (4/5).
Before Brown: Earned Team MVP honors as a senior … Gained four varsity letters … Led Single A in strikeouts as a senior … Selected for multiple Perfect Game All-Tournament teams … Garnered a spot on the pre-season Perfect Game All-America team … Competed for the Great Britain U18 National Team; playing in Italy and Switzerland … Played on the club level for Sox Baseball, Team Elite, and ABA Braves … High Honor Roll and AP Scholar student.
Personal: Jack is the son of Melissa and Lee Seppings … Has two siblings, Anna and Andrew … Holds dual citizenship between America and Great Britain.
Why Brown? “I chose Brown because of the perfect blend of prestigious academics and high-quality baseball. Learning more about the school and baseball program made it impossible to pass the opportunity of attending Brown up. I am very thankful for the relationships that I have built with Coach Achilles, and I am excited for my future at Brown!”
Career: Finished his three-year career at Brown ranked second all-time in strikeouts per nine innings with 10.17 (over 110.2 IP). Also ranked sixth all-time at the conclusion of his career with six saves.
Summer 2024: Made five appearances, including three starts for the Falmouth Commodores in the Cape League…Held a 1-2 record with a 2.51 ERA and 1.19 WHIP…Struck out 20 and walked six over 14.1 innings.
2024: Made 13 appearances and a team-leading 13 starts as the Bears’ No. 1 weekend starter…Struck out 53 batters over 58.2 innings…Issued 28 walks…Earned three victories…Struck out eight batters in a 5.0 inning start to pick up the win at Davidson on March 8, earning him Ivy League Pitcher of the Week honors…Allowed two runs over 6.0 innings with seven strikeouts in a win at Harvard (3/30)…Struck out a season-high nine batters over 5.2 innings against Princeton (4/6)…Allowed three earned runs over 7.0 innings at Dartmouth (4/13)…Earned the win at Yale (4/27).
Summer 2023: Split time between the Chatham Anglers of the Cape Cod League, the Amsterdam Mohawks of the PGCBL and Great Britain’s U23 National Team…Did not allow a run over 18.1 IP for Amsterdam and was named a PGCBL All-Star…For Chatham, held a 3.76 ERA over five appearances, striking out 17 batters over 14.1 IP…Competed for Great Britain in the U23 Euro Championships in Vienna, Austria.
2023 World Baseball Classic: Member of the taxi/reserve squad for Great Britain...Attended training camp with the team in Arizona...Pitched a scoreless inning of relief with one walk in an exhibition game against the Milwaukee Brewers (3/8).
2023: Second Team All-Ivy selection…Earned CSC Academic All-District honors…Led all Brown pitchers with 18 appearances…Served as the team’s closer and tied for fourth in the league with four saves overall…Posted a 4.38 ERA and a team-low 1.14 WHIP…Held opponents to a .212 batting average…Struck out 49 batters over 37.0 innings…Earned two wins…Tallied a pair of three-inning saves against Bryant (3/18) and Columbia (3/26)…Picked up back-to-back saves at Cornell on April 8-9, striking out six batters over 3.2 hitless innings…Earned the win by tying his career-high with a 4.0 inning effort against Dartmouth (4/29).
2022: Made 10 appearances out of the bullpen…Struck out 23 batters and walked only two over 15.0 innings of work…Collected two saves…Struck out five batters over 2.0 perfect innings of relief in his collegiate debut at USF (3/4)…Struck out four in 2.0 innings to earn his first career save at Harvard (4/3)…Got the final three outs against Holy Cross in Brown’s first no-hitter in program history, including a pair of strikeouts (4/5).
Before Brown: Earned Team MVP honors as a senior … Gained four varsity letters … Led Single A in strikeouts as a senior … Selected for multiple Perfect Game All-Tournament teams … Garnered a spot on the pre-season Perfect Game All-America team … Competed for the Great Britain U18 National Team; playing in Italy and Switzerland … Played on the club level for Sox Baseball, Team Elite, and ABA Braves … High Honor Roll and AP Scholar student.
Personal: Jack is the son of Melissa and Lee Seppings … Has two siblings, Anna and Andrew … Holds dual citizenship between America and Great Britain.
Why Brown? “I chose Brown because of the perfect blend of prestigious academics and high-quality baseball. Learning more about the school and baseball program made it impossible to pass the opportunity of attending Brown up. I am very thankful for the relationships that I have built with Coach Achilles, and I am excited for my future at Brown!”
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