Total babies named Birney (all years): 72
| Year | Boys (count / rank / %) |
|---|---|
| 1954 | 5 / #3877 / 0.000% |
| 1948 | 5 / #3728 / 0.000% |
| 1947 | 6 / #3406 / 0.000% |
| 1944 | 6 / #3136 / 0.000% |
| 1943 | 5 / #3597 / 0.000% |
| 1940 | 6 / #3163 / 0.001% |
| 1930 | 6 / #3632 / 0.001% |
| 1928 | 5 / #4217 / 0.000% |
| 1926 | 6 / #3748 / 0.001% |
| 1924 | 6 / #3918 / 0.001% |
| Year | Boys (count / rank / %) |
|---|---|
| 1921 | 6 / #3916 / 0.001% |
| 1914 | 5 / #3306 / 0.001% |
| 1912 | 5 / #2585 / 0.001% |