Rear Admiral William Shaun Truelove OMM CD is a Royal Canadian Navy officer. He joined the Navy in 1981 and obtained a degree at Royal Roads Military College. In 1998 he was appointed Executive Officer of HMCS Preserver before being appointed as Commanding Officer of HMCS Regina from 2001 to 2003 and the Naval Officer Training Centre until 2004. He was promoted to Rear Admiral in May 2012 and took command of Maritime Forces Pacific in June 2012. In 2015 he was appointed as Commander, Canadian Defence Liaison Council in Washington.