Throughout the 2018/2019 offseason, Marlin Maniac will devote one article each for every player who appeared in the Miami Marlins system for the 2018 season. Every. Single. Player. This is Part 174 of 286. For the first 100, click here.
Sean Guenther is a 5’11”, 194 lb. left-handed pitcher from Atlanta, Georgia. Born on December 29th, 1995, he played three seasons for Notre Dame starting in 2015. Over 182 innings of Division I ball, he was 6-14 with a 3.50 ERA for the Fighting Irish, with 153 strikeouts and a 1.33 WHIP.