Jim Mark Czajkowski (born December 18, 1963) is a former Major League Baseball pitcher who played for one season.

In 2012, Czajkowski was the pitching coach for the Toronto Blue Jays' Northwest League affiliate Vancouver Canadians.

On January 13, 2014, Czajkowski was named as the pitching coach for the Toronto Blue Jays Double-A affiliate New Hampshire Fisher Cats.

[1] Czajkowski was announced as the pitching coach for the Class A-Advanced Dunedin Blue Jays in 2019.

[2] Czajowski was named the pitching coach for the Double A New Hampshire Fisher Cats for the 2021 season.