The only manager to have teams in the finals of the Men’s Major Slow Pitch and Men’s Major Fast Pitch National Championships, Linnehan started managing in 1956 and led the Meenan Oilers to a fourth place finish in the Men’s Fast Pitch National Tourney. In 1964, he led Local 138 of Huntington, LI to a second place. Switching to slow pitch in 1966, he led County Sports of Levittown, Long Island, NY to the national title in 1968 after finishing second in 1966 and third in 1967. His teams had a record of 55-23 in ASA national championship play. In 1965, he managed the Fast Pitch All-Stars and in 1968 managed the Slow Pitch All-Stars. A native of Queens, NY, Linnehan grew up in Jamaica, playing baseball in the Queens Alliance Baseball League in the 1930s before attending Palmer Chiropractic College in Iowa. After opening his County Sports Center, he continued his chiropractic practice at night for several years and began playing and managing softball teams. He died in 1990 at age 74 and was one of the most respected and well-liked people in the sport during his career. He also is a member of the Long Island ASA Hall of Fame.