Sid Fernandez is a former Major League Baseball pitcher who played for the New York Mets, Los Angeles Dodgers, and Baltimore Orioles from 1983 to 1997. He was known for his fastball and curveball, and was nicknamed 'El Sid'. He was a three-time All-Star and won a World Series championship with the Mets in 1986. He finished his career with a record of 114-96 and an ERA of 3.34. His nickname, SID, is an acronym for his full name, Sidney.