| Frederick Maguire | |
| Nickname: | "Lassie" |
| Birth Date: | 28 March 1888 |
| Birth Place: | Cobar, New South Wales |
| Death Place: | Darling Point, New South Wales |
| Allegiance: | Australia |
| Branch: | Australian Army |
| Serviceyears: | 1912–1942 |
| Rank: | Major General |
| Unit: | Australian Army Medical Corps |
| Commands: | Director General of Medical Services (1941–42) 9th Field Ambulance (1916–18) |
| Battles: | |
| Awards: | Companion of the Order of St Michael and St George Distinguished Service Order Officer of the Venerable Order of Saint John Colonial Auxiliary Forces Officers' Decoration Mentioned in Despatches (4) |
Major General Frederick Arthur Maguire, (28 March 1888 – 10 June 1953) was an Australian physician, gynaecologist, and soldier, who spent much of his career with the Royal Prince Alfred Hospital, the University of Sydney and in the service of the Australian Army Medical Corps. Maguire served as Director General Australian Army Medical Services from 1941 to 1942 during the Second World War, and was later a founding member and chairman of the Australian Regional Council of the Royal College of Obstetricians and Gynaecologists.[1] [2]
Maguire was a noted Freemason and served as Grand Master of the United Grand Lodge of New South Wales and the Australian Capital Territory from 1933 to 1935 and 1944 to 1945.[3]