| Attestation(s) | Federated | Family Name | Given Names | Date of Birth | Place of Birth |
|
| Cosgrove | James William | 1887-01-07 | Halifax, NS |
|
|
| Cosgrove | John R. | 1885-02-23 | Roxboro, Ireland |
|
|
| Cosgrove | Joseph | 1894-08-24 | Westerham, England |
|
|
| Cosgrove | Leonard M. | 1895-01-05 | Chicago, IL |