Kerry Dale Ligtenberg (born May 11, 1971) is an American former Major League Baseball pitcher and coach.

[1] After attending the University of Minnesota in 1994, Ligtenberg signed with the Minneapolis Loons of the independent North Central League.

In 1995, he attended spring training with the Seattle Mariners as a potential replacement player during the ongoing Major League Baseball strike.

Ligtenberg re-signed with them, and in 19 games (17 starts) he pitched 109 innings, allowing 101 hits, 26 walks, and striking out 100 with a 2.73 ERA.

[2] His 1999 season, however was hampered by a ligament tear, and after returning from injury in 2000 Ligtenberg was used primarily as a set-up man and middle reliever.