The baby name Elmo appears in baby name data for the United States from 1910 to 1994. It was most popular in 1920 with 481 babies given the name.
In the later years of this period, Elmo has become less common than it once was.
| Year | Count |
|---|---|
| 1910 | 35 |
| 1911 | 59 |
| 1912 | 135 |
| 1913 | 164 |
| 1914 | 254 |
| 1915 | 292 |
| 1916 | 15 |
| 1916 | 382 |
| 1917 | 409 |
| 1918 | 388 |
| 1919 | 349 |
| 1920 | 481 |
| 1921 | 442 |
| 1922 | 387 |
| 1923 | 380 |
| 1924 | 360 |
| 1925 | 284 |
| 1926 | 252 |
| 1927 | 237 |
| 1928 | 258 |
| 1929 | 197 |
| 1930 | 188 |
| 1931 | 109 |
| 1932 | 154 |
| 1933 | 105 |
| 1934 | 105 |
| 1935 | 97 |
| 1936 | 112 |
| 1937 | 85 |
| 1938 | 96 |
| 1939 | 106 |
| 1940 | 101 |
| 1941 | 74 |
| 1942 | 90 |
| 1943 | 75 |
| 1944 | 100 |
| 1945 | 32 |
| 1946 | 72 |
| 1947 | 62 |
| 1948 | 63 |
| 1949 | 28 |
| 1950 | 45 |
| 1951 | 38 |
| 1952 | 13 |
| 1953 | 8 |
| 1954 | 21 |
| 1955 | 61 |
| 1956 | 35 |
| 1957 | 46 |
| 1958 | 37 |
| 1959 | 25 |
| 1960 | 32 |
| 1962 | 25 |
| 1964 | 18 |
| 1966 | 5 |
| 1967 | 23 |
| 1969 | 5 |
| 1970 | 5 |
| 1972 | 5 |
| 1976 | 5 |
| 1979 | 5 |
| 1984 | 5 |
| 1985 | 5 |
| 1994 | 6 |