Curtis Allan Hasler
- Bats Right, Throws Right
- Height 6' 7", Weight 215 lb.
Curt Hasler has been a pitching coach for 19 seasons (through 2010).
Hasler was taken by the Chicago White Sox in the 21st round of the 1987 amateur draft and would spend over 20 years in their organization. As a rookie, he was 4-3 with a 2.55 ERA for the GCL White Sox. He went 7-11 with a 3.44 ERA for the 1988 South Bend White Sox. The big right-hander led the Midwest League in both hits allowed (206) and hit batsmen (19). In 1989, he improved to 14-8, 3.39 for the Sarasota White Sox, with only 32 walks in 164 2/3 IP. He led the Florida State League with 19 hit batsmen but was only two wins shy of leader Wally Trice. For the 1990 Birmingham Barons, Curt had a 9-6, 3.26 mark. He got into 11 games for the 1991 Vancouver Canadians (0-2, 7.81, 44 H, 24 BB in 27 2/3 IP) before finishing the year as a coach back with Sarasota.
- 1991 Pitching coach Utica Blue Sox
- 1992 Pitching Coach GCL White Sox
- 1993-1994 Pitching Coach Hickory Crawdads
- 1995-1996 Pitching Coach South Bend Silver Hawks
- 1997-1998 Pitching Coach Winston-Salem Warthogs
- 1999-2001 Pitching Coach Birmingham Barons
- 2002-2004 Pitching Coach Charlotte Knights
- 2005-2008 Pitching coach Great Falls Voyagers
- 2009-2010 Pitching coach Bristol Sox
- 2011-2012 Minor League pitching coordinator Chicago White Sox