Michael Edward Krukow, nicknamed "Kruk", is an American former professional baseball player and sportscaster. As a starting pitcher, he played in Major League Baseball (MLB) for the Chicago Cubs, Philadelphia Phillies, and San Francisco Giants. He has been a television and radio broadcaster for the Giants since 1990, and is one half of the popular "Kruk and Kuip" duo, alongside his friend and former teammate Duane Kuiper. He was an All-Star in 1986.

Duane Eugene Kuiper, nicknamed "Kuip", is an American sportscaster and former professional baseball player. As a player, he was a second baseman for the Cleveland Indians and San Francisco Giants of Major League Baseball (MLB). Save for one year, Kuiper has been a television and radio broadcaster for the Giants since 1986, and is one half of the popular "Kruk and Kuip" duo alongside his friend and former teammate Mike Krukow. He briefly left the Giants in 1993 to work for the expansion Colorado Rockies, but returned in 1994.