| Collection | Civil Registers of Campbeltown |
| Record type | Marriage |
| Name | William Johnston McMillan |
| Marriage | 12 Jun 1934 |
| Place | Knockbay House, Campbeltown, Argyll |
| Age | 32 Years |
| Gender | M |
| Status | Bachelor |
| Residence | 10 Ardbeg Road, Rothesay |
| Occupation | Seaman (Merchant Service) |
| Father's name | Daniel Edgar Gill McMillan |
| Father's occupation | Seaman (Retired) |
| Mother's name | Nettie Arbuthnot McGenn |
| Spouse's name | Mary Keith Mitchell |
| Spouse's occupation | Turnstile Attendant |
| Spouse's age | 27 Years |
| Spouse's gender | F |
| Spouse's status | Spinster |
| Spouse's residence | 5 North Shore Street, Campbeltown |
| Spouse's father | William Sinclair Mitchell Riveter (Journeyman) |
| Spouse's father's occupation | Riveter (Journeyman) |
| Spouse's mother | Mary Keith |
| Marriage church | United Free Church of Scotland |
| Marriage witnesses | William McMillan, Trench Point, Campbeltown, Barbara McTaggert Mitchell, 5 North Shore St. Campbeltown |