1931 General Election - Portsmouth North
| Year | 1931 |
| General election | 1931 General Election |
| Constituency | Portsmouth North |
| Turnout | 74.5% |
Results
| Candidate | Party | Votes |
| Falle, Betram Godfray | Conservative | 26,331 |
| Dewar, Kenneth Gilbert Balmain | Labour | 12,182 |