1918 General Election - Harrow
| Year | 1918 |
| General election | 1918 General Election |
| Constituency | Harrow |
| Turnout | 50.4% |
Results
| Candidate | Party | Votes |
| Mosley, Oswald Ernald | Unionist with Coalition Coupon | 13,959 |
| Chamberlayne, Arthur Robert | Harrow Electors' League | 3,007 |