The baby name Delmer appears in baby name data for the United States from 1912 to 1970. It was most popular in 1924 with 255 babies given the name.
In the later years of this period, Delmer has become less common than it once was.
| Year | Count |
|---|---|
| 1912 | 5 |
| 1913 | 10 |
| 1914 | 30 |
| 1915 | 56 |
| 1916 | 88 |
| 1917 | 186 |
| 1918 | 160 |
| 1919 | 230 |
| 1920 | 249 |
| 1921 | 250 |
| 1922 | 210 |
| 1923 | 240 |
| 1924 | 255 |
| 1925 | 254 |
| 1926 | 190 |
| 1927 | 210 |
| 1928 | 184 |
| 1929 | 207 |
| 1930 | 177 |
| 1931 | 158 |
| 1932 | 170 |
| 1933 | 139 |
| 1934 | 203 |
| 1935 | 234 |
| 1936 | 222 |
| 1937 | 153 |
| 1938 | 185 |
| 1939 | 137 |
| 1940 | 134 |
| 1941 | 79 |
| 1942 | 106 |
| 1943 | 83 |
| 1944 | 60 |
| 1945 | 72 |
| 1946 | 74 |
| 1947 | 51 |
| 1948 | 91 |
| 1949 | 51 |
| 1950 | 28 |
| 1951 | 51 |
| 1952 | 30 |
| 1953 | 34 |
| 1954 | 55 |
| 1955 | 58 |
| 1956 | 39 |
| 1957 | 10 |
| 1958 | 18 |
| 1959 | 24 |
| 1960 | 21 |
| 1961 | 10 |
| 1962 | 10 |
| 1963 | 15 |
| 1966 | 5 |
| 1968 | 5 |
| 1970 | 10 |