Thomas William Heinsohn (born August 26, 1934 in Jersey City, New Jersey) is a former professional basketball player, best known for his time as a player for the Boston Celtics. He also coached the team from 1970 to 1978. He is currently the color commentator on the Celtics' television broadcasts on CSN New England.
Heinsohn was a standout at St. Michael's High School in nearby Union City. He accepted a scholarship to the College of the Holy Cross and became the school's all-time leading scorer with 1,789 points, an average of 22.1 points per game. During his senior year, Heinsohn scored a school record 51 points in a game against Boston College. Heinsohn was the Celtics Territorial Pick in the 1956 NBA Draft where they also picked up K.C. Jones in the second round and Bill Russell via trade
Tommy was chosen as the NBA Rookie of the Year in 1957...He helped the Celtics capture eight NBA world championship titles (1957 and 1959 through 1965) in his nine-year playing career, all with the Celtics...Was Head Coach of the Celtics for nine years from 1969-70 through 1977-78, and guided the Celtics to two more NBA titles in 1974 and 1976...Was the NBA Coach of the Year in 1973...Was a six-time NBA All-Star (1957 and 1961 through 1965)...Was an All-NBA second team member four times (1961 through 1964)...Number retired October 15, 1966)...Elected to the Naismith Memorial Basketball Hall of Fame in 1986.