William Grant Bangerter (June 8, 1918 – April 18, 2010) was a general authority of the Church of Jesus Christ of Latter-day Saints (LDS Church) from 1975 until his death. Bangerter was born in Granger, Utah. From 1939 to 1941, he served as a Mormon missionary in Brazil. After his mission he graduated from the University of Utah and became a building contractor. From 1990 to 1993, Bangerter was president of the Jordan River Utah Temple. He later worked in the Mount Timpanogos Utah Temple and from 2003 until his death was a patriarch in the Alpine Utah West Stake.