| 1935, 1937, 1939 | 1939 | |
| Herring, Madeline Frances | Rw Ow | Rw Ow |
| Polling District | M | N2 |
| Ward | Conduit | Grosvenor |
| Address | 12 Berkeley Square | 53 Grosvenor Street W1 |
| Borough | Westminster | |
| Parliamentary Division | St Georges | |
Source: Ancestry.co.uk London, England, Electoral Registers, 1835-1965