1918 General Election - Croydon South
| Year | 1918 |
| General election | 1918 General Election |
| Constituency | Croydon South |
| Turnout | 55.0% |
Results
| Candidate | Party | Votes |
| Malcolm, Ian Zachary | Unionist with Coalition Coupon | 17,813 |
| Muggeridge, Henry Thomas | Labour | 7,006 |