Gary Lee Waslewski (born July 21, 1941) is an American former professional baseball player who played as a pitcher from 1967 to 1972.

In 1968, he was one of 10 pitchers who led the American League (AL) with a perfect 1.000 fielding percentage.

[1] Waslewski also played winter baseball with the Navegantes del Magallanes club of the Venezuelan League in the 1965-66 season.

[3] There he hurled a 16-inning, 3–2 victory,[4] the third-most innings pitched in a game in league history, behind Johnny Hetki (18, in 1951-52) and Alex Carrasquel (17, in 1946).

[1] His elder son, Gary Jr., was a pitcher at Princeton University before becoming an orthopedic surgeon in the Arizona area,[4] specializing in sports medicine.