Total babies named Ruthella (all years): 262
| Year | Girls (count / rank / %) |
|---|---|
| 1957 | 6 / #5951 / 0.000% |
| 1948 | 5 / #5893 / 0.000% |
| 1947 | 7 / #4696 / 0.000% |
| 1942 | 5 / #5260 / 0.000% |
| 1941 | 5 / #4971 / 0.000% |
| 1936 | 7 / #3656 / 0.001% |
| 1935 | 6 / #4138 / 0.001% |
| 1931 | 9 / #3181 / 0.001% |
| 1930 | 9 / #3298 / 0.001% |
| 1929 | 11 / #2895 / 0.001% |
| Year | Girls (count / rank / %) |
|---|---|
| 1928 | 16 / #2270 / 0.001% |
| 1927 | 13 / #2675 / 0.001% |
| 1926 | 9 / #3511 / 0.001% |
| 1925 | 11 / #3090 / 0.001% |
| 1924 | 12 / #2949 / 0.001% |
| 1923 | 13 / #2706 / 0.001% |
| 1922 | 11 / #3125 / 0.001% |
| 1921 | 15 / #2488 / 0.001% |
| 1920 | 18 / #2159 / 0.002% |
| 1919 | 14 / #2490 / 0.001% |
| Year | Girls (count / rank / %) |
|---|---|
| 1918 | 15 / #2363 / 0.001% |
| 1917 | 11 / #2849 / 0.001% |
| 1916 | 6 / #4329 / 0.001% |
| 1915 | 8 / #3386 / 0.001% |
| 1914 | 9 / #2601 / 0.001% |
| 1913 | 6 / #3126 / 0.001% |
| 1912 | 5 / #3363 / 0.001% |