Troy Afenir debuted on September 14, 1987 and played his final game on July 10, 1992.
Troy Brohawn debuted on April 14, 2001 and played his final game on May 12, 2003.
Troy Cate debuted on May 27, 2007 and played his final game on July 21, 2007.
NFL player Troy Kropog played for Tulane.
NFL player Troy Polamalu played for USC.
NFL player Troy Davis played for Central Florida.
NBA player Troy Daniels played for Virginia Commonwealth.
Troy University in Alabama
Jim Egan debuted on May 15, 1882, playing for the Troy Trojans at Troy Ball Club Grounds; he played his final game on September 29, 1882, playing for the Troy Trojans at Troy Ball Club Grounds.
Yes, at UCLA.
NFL player Troy Niklas played for Notre Dame.
Troy Afenir debuted on September 14, 1987, playing for the Houston Astros at Astrodome; he played his final game on July 10, 1992, playing for the Cincinnati Reds at Riverfront Stadium.