The baby name Delbert appears in baby name data for the United States from 1910 to 1999. It was most popular in 1923 with 1,411 babies given the name.
In the later years of this period, Delbert has become less common than it once was.
| Year | Count |
|---|---|
| 1910 | 105 |
| 1911 | 115 |
| 1912 | 375 |
| 1913 | 429 |
| 1914 | 602 |
| 1915 | 845 |
| 1916 | 948 |
| 1917 | 1,088 |
| 1918 | 1,185 |
| 1919 | 1,213 |
| 1920 | 1,386 |
| 1921 | 1,323 |
| 1922 | 1,327 |
| 1923 | 1,411 |
| 1924 | 1,369 |
| 1925 | 1,254 |
| 1926 | 1,268 |
| 1927 | 1,273 |
| 1928 | 1,330 |
| 1929 | 1,275 |
| 1930 | 1,327 |
| 1931 | 1,301 |
| 1932 | 1,367 |
| 1933 | 1,228 |
| 1934 | 1,180 |
| 1935 | 1,218 |
| 1936 | 1,237 |
| 1937 | 1,185 |
| 1938 | 1,153 |
| 1939 | 1,010 |
| 1940 | 1,090 |
| 1941 | 995 |
| 1942 | 1,042 |
| 1943 | 960 |
| 1944 | 982 |
| 1945 | 759 |
| 1946 | 749 |
| 1947 | 892 |
| 1948 | 822 |
| 1949 | 748 |
| 1950 | 701 |
| 1951 | 729 |
| 1952 | 798 |
| 1953 | 749 |
| 1954 | 720 |
| 1955 | 883 |
| 1956 | 769 |
| 1957 | 667 |
| 1958 | 692 |
| 1959 | 690 |
| 1960 | 604 |
| 1961 | 485 |
| 1962 | 567 |
| 1963 | 531 |
| 1964 | 505 |
| 1965 | 451 |
| 1966 | 390 |
| 1967 | 379 |
| 1968 | 303 |
| 1969 | 272 |
| 1970 | 252 |
| 1971 | 286 |
| 1972 | 185 |
| 1973 | 218 |
| 1974 | 187 |
| 1975 | 146 |
| 1976 | 114 |
| 1977 | 132 |
| 1978 | 109 |
| 1979 | 138 |
| 1980 | 91 |
| 1981 | 88 |
| 1982 | 73 |
| 1983 | 96 |
| 1984 | 30 |
| 1985 | 59 |
| 1986 | 51 |
| 1987 | 22 |
| 1988 | 19 |
| 1989 | 11 |
| 1990 | 53 |
| 1991 | 21 |
| 1992 | 36 |
| 1993 | 13 |
| 1994 | 21 |
| 1995 | 11 |
| 1996 | 5 |
| 1997 | 5 |
| 1999 | 10 |