Thomas F. Brennan (August 6, 1930 – February 11, 1990[1]) was an American basketball player.

Brennan played three seasons of college basketball at Villanova University from 1949 until 1952.

In 1951, Brennan helped the Wildcats to a 25–7 record and played in the 1951 NCAA tournament, losing to NC State in the first round.

He made his NBA debut on November 20, 1954, against the Fort Wayne Pistons at Philadelphia Civic Center in Philadelphia, Brennan scored two points in the Warriors 99–82 win.

This biographical article relating to a United States basketball player, coach, or other figure born in the 1930s is a stub.