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Gettysburg College Athletics

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2023 Baseball Roster

David Sinclair
David Sinclair
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David Sinclair
David Sinclair

25 Mark Seibert

25 Mark Seibert

  • Position:
    Infield
  • Class:
    Senior
  • Height:
    6-1
  • Weight:
    200
  • Hometown:
    Yardley, Pa.
  • Highschool:
    Holy Ghost Prep
  • Major:
    Chemistry

Summary

Biography

2022 

  • Appeared and started in 36 games in the outfield 
  • Recorded a .263 batting average (31-118) 
  • Tied for first on the team in triples (4) and home runs (1) 
  • Eight doubles were second on the team 
  • 19 RBIs were fourth on the team 
  • Scored three runs, to go with one double, one triple, and two RBIs against Hood  
  • Recorded a .987 season fielding percentage, with 213 putouts on 227 chances 
2021
  • Started in 13 games as a first baseman
  • Tallied seven runs scored, one RBI, and eight hit-by-pitches (1st on the team)
  • Earned a .391 OBP, third on the team
  • Recorded two two-hit games, one going 2-3 with a run vs. Ursinus and one going 2-4 with a triple and an RBI vs. Franklin & Marshall
  • Led team in the field with 87 put outs, five double plays, and only one error in 92 chances
2020
  • Started in all eight games manning first base
  • Recorded a hit in all but one game
  • Finished with a .438 average (14-32), eight runs, and five RBIs
  • Started the season with a  3-5, two RBI performance against Marymount
  • Went 2-4 with a double and a triple the next game in a loss to Messiah
  • Ended the season on a four-game hitting streak
  • Went 3-5 with two runs and two doubles in a 16-2 victory over Marymount
  • Achieved a .985 fielding percentage at first, committing only one error in 68 chances
2019
  • Only player to appear in all 37 games and started 31 at first base
  • Hit .320 (40-for-125) with 22 runs, four doubles, and 16 RBI
  • Drew 13 walks and set a program-record with 19 hit-by-pitches
  • Led the team in on-base percentage (.459)
  • Committed just three errors in 268 chances (.989) at first base
  • Produced 13 multi-hit games, including a quartet of three-hit performances
  • Tallied three hits in back-to-back games against Marywood and Mount Saint Vincent, going 3-for-3 with two RBI in the former and 3-for-4 with one RBI in the latter
  • Posted three hits including a double against Muhlenberg
  • Reached base four times via two walks, a hit-by-pitch, and a single against Messiah
  • Was hit by three pitches and posted a single with a run and RBI in season finale against Juniata
Off the Field
  • Chemistry major
  • Member of Lambda Chi Alpha
  • Worked this past summer as an undergraduate researcher at Duquesne University’s REU Program
High School
  • Earned three varsity letters in baseball at Holy Ghost Preparatory School
  • Named 2nd Team All-BAL in 2017 and 1st Team All-BAL in 2018
  • Led team in hitting during his junior year and second on team during senior campaign
  • Served as team captain in 2018
  • Earned 1st Team All-Academic honors and graduated Cum Laude
Personal
  • Son of Glenn and Teri Seibert
  • Brother, Jack Seibert, was a four-year member of the Bullets baseball team from 2015-2018
No stats available for the current season.

Stat Snapshot (Season)

Pitching Stats
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Strikeouts
W-L
WHIP
Hitting Stats
Batting Avg.
Home Runs
RBI
Hits

Stat Snapshot (Career)

Pitching Stats
APP
Strikeouts
W-L
WHIP
Hitting Stats
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Historical Player Information

  • 25

    2019Freshman

    Catcher/First Base
    6'1" 190 lbs
    25
  • 25

    2020Sophomore

    First Base
    6'1" 190 lbs
    25
  • 25

    2021Junior

    First Base
    6'1" 190 lbs
    25
  • 25

    2022Junior

    Outfield
    6'1" 190 lbs
    25
  • 25

    2023Senior

    Infield
    6'1" 200 lbs
    25