Larry John Loughlin (August 16, 1941 – January 26, 1999) was a relief pitcher in Major League Baseball who played briefly for the Philadelphia Phillies during the 1967 season. Listed at 6 ft 1 in (1.85 m), 190 pounds (86 kg), Loughlin batted and threw left-handed. He was born in Tacoma, Washington. Following his majors career, Loughlin played in the California Angels and Montreal Expos minor league systems until 1970. After that, he worked as a mechanic in his native Tacoma. Loughlin died in Denver, Colorado, at the age of 57.