Total babies named Robertha (all years): 548
| Year | Girls (count / rank / %) |
|---|---|
| 1982 | 5 / #11853 / 0.000% |
| 1977 | 5 / #10855 / 0.000% |
| 1974 | 6 / #8465 / 0.000% |
| 1965 | 6 / #6356 / 0.000% |
| 1961 | 8 / #5201 / 0.000% |
| 1959 | 10 / #4238 / 0.000% |
| 1958 | 9 / #4444 / 0.000% |
| 1957 | 6 / #5934 / 0.000% |
| 1956 | 10 / #4108 / 0.001% |
| 1955 | 10 / #3995 / 0.001% |
| Year | Girls (count / rank / %) |
|---|---|
| 1954 | 12 / #3456 / 0.001% |
| 1953 | 12 / #3432 / 0.001% |
| 1952 | 9 / #4055 / 0.000% |
| 1951 | 10 / #3665 / 0.001% |
| 1950 | 15 / #2754 / 0.001% |
| 1949 | 9 / #3830 / 0.001% |
| 1948 | 12 / #3104 / 0.001% |
| 1947 | 15 / #2750 / 0.001% |
| 1946 | 10 / #3389 / 0.001% |
| 1945 | 6 / #4446 / 0.000% |
| Year | Girls (count / rank / %) |
|---|---|
| 1943 | 7 / #4121 / 0.001% |
| 1942 | 11 / #2960 / 0.001% |
| 1941 | 6 / #4335 / 0.001% |
| 1940 | 8 / #3451 / 0.001% |
| 1939 | 14 / #2287 / 0.001% |
| 1938 | 8 / #3410 / 0.001% |
| 1937 | 5 / #4802 / 0.000% |
| 1936 | 11 / #2664 / 0.001% |
| 1935 | 11 / #2704 / 0.001% |
| 1934 | 7 / #3734 / 0.001% |
| Year | Girls (count / rank / %) |
|---|---|
| 1933 | 13 / #2378 / 0.001% |
| 1932 | 9 / #3234 / 0.001% |
| 1931 | 12 / #2554 / 0.001% |
| 1930 | 18 / #2008 / 0.002% |
| 1929 | 13 / #2556 / 0.001% |
| 1928 | 17 / #2171 / 0.001% |
| 1927 | 19 / #2083 / 0.002% |
| 1926 | 16 / #2332 / 0.001% |
| 1925 | 10 / #3320 / 0.001% |
| 1924 | 14 / #2641 / 0.001% |
| Year | Girls (count / rank / %) |
|---|---|
| 1923 | 16 / #2352 / 0.001% |
| 1922 | 11 / #3117 / 0.001% |
| 1921 | 20 / #2036 / 0.002% |
| 1920 | 16 / #2344 / 0.001% |
| 1919 | 15 / #2362 / 0.001% |
| 1918 | 9 / #3471 / 0.001% |
| 1917 | 9 / #3310 / 0.001% |
| 1916 | 10 / #2994 / 0.001% |
| 1915 | 11 / #2661 / 0.001% |
| 1914 | 6 / #3540 / 0.001% |
| Year | Girls (count / rank / %) |
|---|---|
| 1910 | 5 / #2720 / 0.001% |
| 1905 | 6 / #1887 / 0.002% |