Leo Mazzone, American baseball player and coach
Leo David Mazzone (born October 16, 1948) is a former pitcher in minor league baseball and pitching coach in Major League Baseball. He worked with the Atlanta Braves' organization from 1979 to 2005 and was the pitching coach for the Baltimore Orioles from 2006 to 2007. He is currently the Special Pitching Advisor for the Furman University Baseball program.