The baby name Elroy appears in baby name data for the United States from 1912 to 2019. It was most popular in 1922 with 205 babies given the name.
In the later years of this period, Elroy has become less common than it once was.
| Year | Count |
|---|---|
| 1912 | 17 |
| 1913 | 16 |
| 1914 | 35 |
| 1915 | 80 |
| 1916 | 115 |
| 1917 | 112 |
| 1918 | 101 |
| 1919 | 100 |
| 1920 | 112 |
| 1921 | 112 |
| 1922 | 205 |
| 1923 | 148 |
| 1924 | 135 |
| 1925 | 151 |
| 1926 | 107 |
| 1927 | 96 |
| 1928 | 109 |
| 1929 | 122 |
| 1930 | 100 |
| 1931 | 119 |
| 1932 | 84 |
| 1933 | 85 |
| 1934 | 41 |
| 1935 | 62 |
| 1936 | 95 |
| 1937 | 72 |
| 1938 | 44 |
| 1939 | 51 |
| 1940 | 52 |
| 1941 | 82 |
| 1942 | 118 |
| 1943 | 79 |
| 1944 | 88 |
| 1945 | 38 |
| 1946 | 59 |
| 1947 | 78 |
| 1948 | 46 |
| 1949 | 49 |
| 1950 | 39 |
| 1951 | 17 |
| 1952 | 24 |
| 1953 | 23 |
| 1954 | 22 |
| 1955 | 43 |
| 1956 | 44 |
| 1957 | 67 |
| 1958 | 39 |
| 1959 | 60 |
| 1960 | 62 |
| 1961 | 16 |
| 1962 | 50 |
| 1963 | 24 |
| 1964 | 41 |
| 1965 | 30 |
| 1966 | 28 |
| 1967 | 8 |
| 1968 | 27 |
| 1969 | 11 |
| 1970 | 21 |
| 1972 | 26 |
| 1973 | 6 |
| 1976 | 22 |
| 1978 | 5 |
| 1979 | 11 |
| 1981 | 5 |
| 1982 | 6 |
| 1983 | 5 |
| 1984 | 6 |
| 1986 | 5 |
| 1987 | 11 |
| 1991 | 6 |
| 2019 | 5 |