Derek Klosowski is a 6’0” 165 Senior RHP for the 6A San Antonio Madison Mavericks. He is uncommitted.
As a Junior, Klosowski was 8-2 with an 1.57 ERA and 67 Ks in 57.2 innings. At the plate, Klosowski hit .231, 3 2Bs, 23 Runs and a .317 OBP. He was named a 1st Team Pitcher on the 26-6A All-District Team.
Klosowski was selected to play on the Nationals Area Code Team.
As a sophomore, Klosowski hit .329 with 4 2Bs, 1 3B, 13 Runs and 18 RBIs. On the mound, he was 1-2 with a 2.75 ERA and 22 Ks in 20.1 innings. He was named a 2nd Team Outfielder on the 26-6A All-District Team.