Chad Patrick Cordero (born March 18, 1982) is an American former professional baseball pitcher. Cordero played in Major League Baseball (MLB) for the Montreal Expos / Washington Nationals and Seattle Mariners. He currently serves as the bullpen coach for the Billings Mustangs, the Pioneer League rookie affiliate of the Cincinnati Reds. Cordero's best season was in 2005, when he was an All-Star and won the Rolaids Relief Man Award. During the period of 2005–2007, he recorded 113 saves, second most in the National League behind Trevor Hoffman's 131.