Total babies named Biff (all years): 254
| Year | Boys (count / rank / %) |
|---|---|
| 1980 | 7 / #4986 / 0.000% |
| 1978 | 6 / #5132 / 0.000% |
| 1977 | 8 / #4212 / 0.000% |
| 1976 | 5 / #5684 / 0.000% |
| 1975 | 10 / #3456 / 0.001% |
| 1974 | 5 / #5293 / 0.000% |
| 1973 | 8 / #3738 / 0.001% |
| 1972 | 5 / #5064 / 0.000% |
| 1969 | 7 / #3628 / 0.000% |
| 1966 | 7 / #3271 / 0.000% |
| Year | Boys (count / rank / %) |
|---|---|
| 1965 | 6 / #3578 / 0.000% |
| 1964 | 5 / #4103 / 0.000% |
| 1963 | 7 / #3344 / 0.000% |
| 1962 | 9 / #2863 / 0.000% |
| 1961 | 10 / #2731 / 0.000% |
| 1960 | 11 / #2548 / 0.001% |
| 1959 | 15 / #2122 / 0.001% |
| 1958 | 13 / #2270 / 0.001% |
| 1957 | 21 / #1758 / 0.001% |
| 1956 | 26 / #1537 / 0.001% |
| Year | Boys (count / rank / %) |
|---|---|
| 1955 | 13 / #2226 / 0.001% |
| 1954 | 17 / #1895 / 0.001% |
| 1953 | 12 / #2296 / 0.001% |
| 1952 | 7 / #3127 / 0.000% |
| 1951 | 8 / #2861 / 0.000% |
| 1944 | 6 / #3135 / 0.000% |