| Robert Allan Gus Lyons | |
| Office: | MLA for Victoria City |
| Term Start: | 1924 |
| Term End: | 1928 |
| Birth Date: | 8 July 1890 |
| Birth Place: | London, Ontario |
| Death Place: | Vancouver, British Columbia |
| Party: | Conservative |
Robert Allan "Gus" Lyons (July 8, 1890 - December 27, 1984) was a bond broker and political figure in British Columbia. He represented Victoria City from 1924 until his retirement at the 1928 provincial election as a Conservative.
He was born in London, Ontario, the son of Robert A. Lyons and Margaret Clark. Lyons served during World War I and was wounded, losing a leg. He was awarded the Distinguished Conduct Medal and the French Croix de Guerre. Lyons reached the rank of major.[1] He died in Vancouver at the age of 94.[2]