The baby name Rutha appears in baby name data for the United States from 1913 to 1960. It was most popular in 1932 with 107 babies given the name.
Over the period shown, Rutha has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1913 | 10 |
| 1914 | 10 |
| 1915 | 25 |
| 1916 | 33 |
| 1917 | 6 |
| 1918 | 10 |
| 1919 | 53 |
| 1920 | 46 |
| 1921 | 66 |
| 1922 | 46 |
| 1923 | 44 |
| 1924 | 59 |
| 1925 | 89 |
| 1926 | 36 |
| 1927 | 88 |
| 1928 | 94 |
| 1929 | 106 |
| 1930 | 68 |
| 1931 | 85 |
| 1932 | 107 |
| 1933 | 43 |
| 1934 | 94 |
| 1935 | 73 |
| 1936 | 55 |
| 1937 | 95 |
| 1938 | 43 |
| 1939 | 76 |
| 1940 | 56 |
| 1941 | 49 |
| 1942 | 44 |
| 1943 | 27 |
| 1944 | 42 |
| 1945 | 42 |
| 1946 | 43 |
| 1947 | 63 |
| 1948 | 55 |
| 1949 | 43 |
| 1950 | 42 |
| 1951 | 44 |
| 1952 | 17 |
| 1953 | 43 |
| 1954 | 33 |
| 1955 | 41 |
| 1956 | 33 |
| 1957 | 20 |
| 1958 | 10 |
| 1959 | 8 |
| 1960 | 6 |