Garth DeFelice is a National Football League (NFL) umpire since the 1998 NFL season, wearing uniform number 53, who currently serves in a crew headed by Clete Blakeman. He has also worked under Mike Carey and Bill Leavy, under whom he officiated Super Bowl XL.
In 2010, DeFelice was involved in a controversy in a game between San Francisco and the San Diego Chargers. After a play, 49ers defensive lineman Justin Smith and Chargers tight end Kris Wilson were fighting. When DeFelice went in an attempt to break it up, Smith pushed DeFelice out of the way and was ejected per NFL rules regarding contact with an official.
- "2012 Crews". NFL and NCAA Referees. Retrieved 6 October 2012.
- "Justin Smith Ejection Video: Referee Garth DeFelice Overreacting...Again". Niners Nation. Retrieved 6 October 2012.
- Sando, Mike. "NFC West Penalty Watch: Ejection notes". NFC West Blog - ESPN. Retrieved 6 October 2012.