Stephen O. Gangluff (born September 6, 1975) is an American professional golfer.
Gangluff was born in Marysville, Ohio. He played college golf at Ohio State University. He turned professional in 1996.
Gangluff played on the Nationwide Tour in 2003, 2004, 2007, and 2011. His best finish was T-3 at the 2007 Preferred Health Systems Wichita Open. He also played on the Canadian Tour, winning three times and leading the Order of Merit in 2006. He played on the PGA Tour in 2002 and 2012, both times earning his card through Q School. His best finish is T-19 at the 2002 FedEx St. Jude Classic.
After failing to get any noticeable results in the U.S., Gangluff returned to the Canadian Tour. He won the season's first event of 2013, the Times Colonist Island Savings Open.
Professional wins (6)
PGA Tour Canada wins (4)
Other wins (2) 2018 Ohio Open 2019 Ohio Open