1929 General Election - Chatham
| Year | 1929 |
| General election | 1929 General Election |
| Constituency | Chatham |
| Turnout | 74.5% |
Results
| Candidate | Party | Votes |
| Markham, Sydney Frank | Labour | 13,007 |
| Moore-Brabazon, John Theodore Cuthbert | Unionist | 12,231 |
| Bryans, George | Liberal | 5,284 |