The baby name Loretha appears in baby name data for the United States from 1921 to 1971. It was most popular in 1955 with 39 babies given the name.
In the later years of this period, Loretha has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1921 | 14 |
| 1922 | 10 |
| 1923 | 5 |
| 1924 | 14 |
| 1925 | 18 |
| 1927 | 5 |
| 1928 | 18 |
| 1931 | 38 |
| 1933 | 17 |
| 1934 | 5 |
| 1935 | 26 |
| 1937 | 10 |
| 1938 | 10 |
| 1940 | 16 |
| 1941 | 5 |
| 1942 | 8 |
| 1943 | 5 |
| 1944 | 10 |
| 1946 | 12 |
| 1948 | 5 |
| 1949 | 14 |
| 1950 | 11 |
| 1951 | 24 |
| 1952 | 20 |
| 1953 | 26 |
| 1954 | 28 |
| 1955 | 39 |
| 1956 | 39 |
| 1957 | 31 |
| 1958 | 10 |
| 1960 | 12 |
| 1962 | 26 |
| 1963 | 20 |
| 1964 | 25 |
| 1965 | 20 |
| 1971 | 5 |