The baby name Eulalio appears in baby name data for the United States from 1913 to 2006. It was most popular in 1956 with 51 babies given the name.
In the later years of this period, Eulalio has become less common than it once was.
| Year | Count |
|---|---|
| 1913 | 8 |
| 1914 | 7 |
| 1917 | 6 |
| 1919 | 21 |
| 1920 | 21 |
| 1921 | 14 |
| 1922 | 9 |
| 1924 | 10 |
| 1925 | 15 |
| 1926 | 14 |
| 1927 | 8 |
| 1928 | 13 |
| 1929 | 24 |
| 1930 | 12 |
| 1931 | 20 |
| 1939 | 9 |
| 1940 | 13 |
| 1941 | 11 |
| 1942 | 12 |
| 1943 | 9 |
| 1944 | 12 |
| 1945 | 10 |
| 1946 | 18 |
| 1947 | 36 |
| 1948 | 13 |
| 1949 | 17 |
| 1955 | 36 |
| 1956 | 51 |
| 1958 | 18 |
| 1959 | 14 |
| 1960 | 12 |
| 1962 | 12 |
| 1964 | 22 |
| 1965 | 18 |
| 1966 | 12 |
| 1967 | 12 |
| 1969 | 7 |
| 1970 | 7 |
| 1971 | 6 |
| 1972 | 5 |
| 1973 | 8 |
| 1974 | 13 |
| 1975 | 5 |
| 1976 | 7 |
| 1977 | 7 |
| 1979 | 8 |
| 1980 | 8 |
| 1981 | 7 |
| 1982 | 7 |
| 1983 | 12 |
| 1985 | 7 |
| 1986 | 5 |
| 1987 | 8 |
| 1988 | 9 |
| 1990 | 5 |
| 1992 | 5 |
| 1993 | 8 |
| 1994 | 6 |
| 1997 | 5 |
| 1998 | 7 |
| 1999 | 11 |
| 2000 | 11 |
| 2006 | 5 |