Total babies named Firmin (all years): 97
| Year | Boys (count / rank / %) |
|---|---|
| 1942 | 5 / #3751 / 0.000% |
| 1938 | 5 / #3705 / 0.000% |
| 1934 | 6 / #3421 / 0.001% |
| 1932 | 5 / #3956 / 0.000% |
| 1928 | 13 / #2310 / 0.001% |
| 1927 | 11 / #2587 / 0.001% |
| 1926 | 7 / #3509 / 0.001% |
| 1925 | 5 / #4449 / 0.000% |
| 1924 | 8 / #3341 / 0.001% |
| 1923 | 5 / #4455 / 0.000% |
| Year | Boys (count / rank / %) |
|---|---|
| 1919 | 6 / #3883 / 0.001% |
| 1918 | 9 / #2958 / 0.001% |
| 1915 | 5 / #4027 / 0.001% |
| 1913 | 7 / #2350 / 0.001% |