Jamie Moyer was born November 17, 1962 in Sellersville, Pennsylvania. He is a Major League Baseball pitcher for the Philadelphia Phillies. The 23-year veteran just resigned with the Philadelphia Phillies for a 24th season in the bigs. He is major league baseball’s Chris Chellios: the guy who just won’t quit. At 47 years old, Jamie Moyer is currently the oldest player in professional baseball.