Tim Brennan was born in Pottsville, Pennsylvania. Brennan graduated from Nativity B.V.M. High School. He earned an associate degree from Ursinus College in 2000 and a law degree from the Widener University 2003. Brennan's career experience includes working as an attorney. Brennan has served as the state president of the Pennsylvania Young Democrats, on the boards of Doylestown Pride Taskforce and the Oscar Hammerstein Museum and Theatre Education Center, on the panel of the Disciplinary Board of the Supreme Court of Pennsylvania, on the Pennsylvania Bar Association Civility in the Profession Committee, and on the president's circle of the National Baseball Hall of Fame and Museum. He has been affiliated with the Bradbury Sullivan LGBT Community Center, Friends of the Bethlehem Mounted Police, Friends of St. Kieran’s, the Pennsylvania Bar Association, the New Jersey Bar Association, the Pennsylvania Association for Justice Operation Doylestown, the Sons of Union Veterans of the Civil War, Thoreau Sauntering Society, and the Ancient Order of Hibernians.
