Timothy Monckton Synnot DSC (born 15 January 1916) was an officer in the Royal Australian Navy. He was a descendant of Monckton Synnot and the older brother of Admiral Anthony Synnot he joined the RAN in 1930 and served on HMAS Hobart in World War II, during which he was awarded the Distinguished Service Cross and was mentioned in Despatches. He was promoted to Commander in 1951 and retired as a Captain. After his naval service Synnot settled at Naberoo, near Keith, in South Australia.