Total babies named Bertrum (all years): 246
| Year | Boys (count / rank / %) |
|---|---|
| 1993 | 5 / #8836 / 0.000% |
| 1986 | 5 / #6828 / 0.000% |
| 1971 | 7 / #4002 / 0.000% |
| 1970 | 7 / #3880 / 0.000% |
| 1969 | 7 / #3625 / 0.000% |
| 1964 | 5 / #4102 / 0.000% |
| 1963 | 6 / #3682 / 0.000% |
| 1961 | 5 / #4120 / 0.000% |
| 1960 | 7 / #3368 / 0.000% |
| 1958 | 7 / #3295 / 0.000% |
| Year | Boys (count / rank / %) |
|---|---|
| 1957 | 5 / #4036 / 0.000% |
| 1956 | 7 / #3245 / 0.000% |
| 1953 | 7 / #3166 / 0.000% |
| 1950 | 5 / #3738 / 0.000% |
| 1947 | 6 / #3403 / 0.000% |
| 1944 | 6 / #3134 / 0.000% |
| 1943 | 5 / #3594 / 0.000% |
| 1942 | 5 / #3615 / 0.000% |
| 1937 | 6 / #3204 / 0.001% |
| 1935 | 11 / #2262 / 0.001% |
| Year | Boys (count / rank / %) |
|---|---|
| 1933 | 6 / #3311 / 0.001% |
| 1931 | 5 / #3815 / 0.000% |
| 1930 | 7 / #3317 / 0.001% |
| 1927 | 7 / #3484 / 0.001% |
| 1926 | 9 / #2931 / 0.001% |
| 1925 | 7 / #3451 / 0.001% |
| 1924 | 5 / #4414 / 0.000% |
| 1923 | 8 / #3200 / 0.001% |
| 1921 | 8 / #3238 / 0.001% |
| 1920 | 10 / #2790 / 0.001% |
| Year | Boys (count / rank / %) |
|---|---|
| 1919 | 12 / #2395 / 0.001% |
| 1918 | 12 / #2410 / 0.001% |
| 1917 | 7 / #3254 / 0.001% |
| 1916 | 12 / #2279 / 0.001% |
| 1915 | 7 / #3119 / 0.001% |