The baby name Letitia appears in baby name data for the United States from 1910 to 1992. It was most popular in 1964 with 334 babies given the name.
In the later years of this period, Letitia has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1910 | 7 |
| 1911 | 13 |
| 1912 | 7 |
| 1913 | 12 |
| 1914 | 48 |
| 1915 | 28 |
| 1916 | 30 |
| 1917 | 24 |
| 1918 | 21 |
| 1919 | 18 |
| 1920 | 21 |
| 1921 | 18 |
| 1922 | 30 |
| 1923 | 19 |
| 1924 | 42 |
| 1925 | 28 |
| 1926 | 32 |
| 1927 | 39 |
| 1928 | 42 |
| 1929 | 26 |
| 1930 | 27 |
| 1931 | 21 |
| 1932 | 25 |
| 1933 | 24 |
| 1934 | 25 |
| 1935 | 15 |
| 1936 | 27 |
| 1937 | 48 |
| 1938 | 18 |
| 1939 | 14 |
| 1940 | 50 |
| 1941 | 56 |
| 1942 | 54 |
| 1943 | 42 |
| 1944 | 13 |
| 1945 | 28 |
| 1946 | 61 |
| 1947 | 61 |
| 1948 | 58 |
| 1949 | 37 |
| 1950 | 77 |
| 1951 | 115 |
| 1952 | 69 |
| 1953 | 63 |
| 1954 | 48 |
| 1955 | 69 |
| 1956 | 58 |
| 1957 | 116 |
| 1958 | 104 |
| 1959 | 143 |
| 1960 | 179 |
| 1961 | 329 |
| 1962 | 240 |
| 1963 | 288 |
| 1964 | 334 |
| 1965 | 290 |
| 1966 | 318 |
| 1967 | 255 |
| 1968 | 252 |
| 1969 | 242 |
| 1970 | 264 |
| 1971 | 308 |
| 1972 | 234 |
| 1973 | 286 |
| 1974 | 270 |
| 1975 | 277 |
| 1976 | 229 |
| 1977 | 257 |
| 1978 | 254 |
| 1979 | 220 |
| 1980 | 150 |
| 1981 | 114 |
| 1982 | 122 |
| 1983 | 122 |
| 1984 | 48 |
| 1985 | 83 |
| 1986 | 65 |
| 1987 | 53 |
| 1988 | 25 |
| 1989 | 11 |
| 1990 | 51 |
| 1991 | 5 |
| 1992 | 5 |