Mark Hofmann (born 1954) is a convicted forger and murderer in Utah.

Mark W. Hofmann was born December 7, 1954 and grew up in the Salt Lake Valley, eventually graduating from Olympus High School and serving a mission for the Church of Jesus Christ of Latter-day Saints in the England Southwest Mission. Hofmann became a coin collector, and by 1978 was also a serious student of Mormon documents. He sold his first Mormon document in October 1979. From then until 1985 he was active in hunting down and studying both Mormon and American historical documents. He forged many false document discoveries, one of the most notable being the "White Salamander" letter. In an attempt to cover the truth of his forgeries from getting out, he murdered 2 people with car bombs before one of his own bombs injured him. He was convicted and is spending the remainder of his life in Utah State Prison.