Christopher Adam Leroux (pronounced "le-ROO") (born April 14, 1984) is a Canadian former professional baseball pitcher. He played for the Florida Marlins, Pittsburgh Pirates, and New York Yankees in Major League Baseball (MLB) and for the Tokyo Yakult Swallows of Nippon Professional Baseball (NPB). Leroux also competed for the Canadian national baseball team in international competitions.
Leroux attended St. Joseph Secondary School in Mississauga, Ontario. The Tampa Bay Devil Rays selected Leroux in the ninth round in the 2002 MLB draft, but he did not sign. He attended Winthrop University, where he played college baseball for the Winthrop Eagles baseball team. He also played collegiate summer baseball for the Falmouth Commodores of the Cape Cod League in 2004.
The Florida Marlins selected Leroux in the seventh round of the 2005 MLB draft, and he signed. In 2006, Leroux was assigned to the Greensboro Grasshoppers of the Class A South Atlantic League, where he made three starts before being injured. After a rehab assignment with the Gulf Coast Marlins of the Rookie-level Gulf Coast League, he was assigned to the Jamestown Jammers of the Class A-Short Season New York-Penn League. In 11 total starts, he went 0-4 with a 6.06 earned run average (ERA), striking out 22 in 32 ⁄3 innings pitched. Leroux played 2007 with Greensboro, where in 46 appearances, he went 2-3 with a 4.14 ERA, striking out 76 in 71 ⁄3 innings.