Refine Results
| Name | Residence in 1940 | Age | Est. Birth | Birth Place |
|---|---|---|---|---|
| Agnes O Callahan | Ohio | 37 | 1903 | Ireland Free State |
| Alice O Callahan | Pennsylvania | 24 | 1916 | Pennsylvania |
| Anne O Callahan | New York | 54 | 1886 | New York |
| Brendan Patrick O Callahan Jr | New York | 29 | 1911 | Liverpool England |
| Bridie O Callahan | New York, New York | 28 | 1912 | New Jersey |
| Cath O Callahan | New York | 45 | 1895 | Eire |
| Catherine A O Callahan | Massachusetts | 53 | 1887 | Massachusetts |
| Cornelius R O Callahan | Massachusetts | 33 | 1907 | Massachusetts |
| Cornelius O Callahan | Columbia, Ohio | 29 | 1911 | Ireland Eire |
| Daniel O Callahan | Ohio | 4 | 1936 | Ohio |
| David O Callahan | Woodside A D 3, New York | 32 | 1908 | Eire |
| Edward O Callahan | Woodside A D 3, New York | 12 | 1928 | New York |
| Eileen O Callahan | Center, Indiana | 19 | 1921 | Indiana |
| Elizabeth O Callahan | New York | 5 | 1935 | New York |
| Ellen O Callahan | New York | 53 | 1887 | Irish Free State |
| Ethel O Callahan | Woodside A D 3, New York | 30 | 1910 | New York |
| Francis O Callahan | Center, Indiana | 8 | 1932 | Indiana |
| George O Callahan | Enfield, Connecticut | 23 | 1917 | Connecticut |
| George O Callahan | Best 3, Mississippi | 19 | 1921 | Mississippi |
| George O Callahan | Pennsylvania | 53 | 1887 | Pennsylvania |
| Gerald O Callahan | Ohio | 6 | 1934 | Ohio |
| Harry O Callahan | Pennsylvania | 21 | 1919 | Pennsylvania |
| Ilene O Callahan | Pennsylvania | 1 | 1939 | Pennsylvania |
| James O Callahan | Best 3, Mississippi | 50 | 1890 | Mississippi |
| James O Callahan | Best 3, Mississippi | 21 | 1919 | Mississippi |
At present our index of the 1940 census is still small, but it's growing fast.
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