The baby name Deloris appears in baby name data for the United States from 1911 to 1994. It was most popular in 1933 with 1,353 babies given the name.
In the later years of this period, Deloris has become less common than it once was.
| Year | Count |
|---|---|
| 1911 | 5 |
| 1912 | 12 |
| 1913 | 35 |
| 1914 | 64 |
| 1915 | 107 |
| 1916 | 196 |
| 1917 | 226 |
| 1918 | 212 |
| 1919 | 238 |
| 1920 | 312 |
| 1921 | 416 |
| 1922 | 436 |
| 1923 | 529 |
| 1924 | 581 |
| 1925 | 637 |
| 1926 | 734 |
| 1927 | 815 |
| 1928 | 914 |
| 1929 | 948 |
| 1930 | 1,292 |
| 1931 | 1,336 |
| 1932 | 1,351 |
| 1933 | 1,353 |
| 1934 | 1,282 |
| 1935 | 1,224 |
| 1936 | 1,157 |
| 1937 | 1,234 |
| 1938 | 1,202 |
| 1939 | 1,093 |
| 1940 | 1,113 |
| 1941 | 1,086 |
| 1942 | 1,005 |
| 1943 | 1,246 |
| 1944 | 1,016 |
| 1945 | 968 |
| 1946 | 1,061 |
| 1947 | 1,174 |
| 1948 | 1,146 |
| 1949 | 1,063 |
| 1950 | 1,078 |
| 1951 | 974 |
| 1952 | 1,008 |
| 1953 | 987 |
| 1954 | 864 |
| 1955 | 742 |
| 1956 | 841 |
| 1957 | 658 |
| 1958 | 618 |
| 1959 | 541 |
| 1960 | 551 |
| 1961 | 480 |
| 1962 | 428 |
| 1963 | 390 |
| 1964 | 387 |
| 1965 | 319 |
| 1966 | 291 |
| 1967 | 215 |
| 1968 | 189 |
| 1969 | 188 |
| 1970 | 158 |
| 1971 | 123 |
| 1972 | 107 |
| 1973 | 43 |
| 1974 | 12 |
| 1975 | 29 |
| 1976 | 13 |
| 1977 | 35 |
| 1978 | 10 |
| 1980 | 27 |
| 1981 | 5 |
| 1982 | 5 |
| 1983 | 22 |
| 1984 | 8 |
| 1987 | 12 |
| 1991 | 20 |
| 1994 | 10 |