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Jack Kosiorowski
Jack Kosiorowski
Height: 6-1
Weight: 181
Year: Fr.
Hometown: Metuchen, N.J.
High School: St. Joseph
Major: Psychology (Pre-Med)

Career Honors

CACC Player of the Week (2/18/19)

CACC Rookie of the Week (2/18/19)


2018-19 (Match-by-Match):

  • Won twice in match at West Chester, including fourth straight doubles win with Nguyen (4/12)
  • Won 6-4 at No. 2 doubles with Nguyen against nationally-ranked Concordia (4/9)
  • Partnered with Nguyen for a second straight win at No. 2 doubles, 6-2 over a pair from Roberts Wesleyan (4/7)
  • Won 6-4 at No. 2 doubles at Chestnut Hill with partner Nathan Nguyen (4/3)
  • Got USciences on the board in an eventual 4-3 triumph over St. Thomas Aquinas with a straight-set victory at No. 2 singles (4/2)
  • Came back from a 1-5 first set deficit to win in straight sets at the second flight, 7-6 (7-1), 6-2, against Jefferson (3/26)
  • Defeated his second flight opponent 10-8 in a super tiebreaker, after the two had split the first two sets 6-3, 1-6, in USciences' spring-opener at TCNJ (2/16)
  • Won first two matches of his collegiate career in USciences' season-opening dual win at Millersville; 6-3 at No. 2 doubles with Nathan Nguyen and 7-5, 6-4 at No. 2 singles (9/12)

Prior to USciences:

  • 2017 Greater Middlesex County Conference First Singles Champion
  • 2018 Greater Middlesex County Conference First Singles Runner-up


  • Son of Antoni Kosiorowski