The baby name Cecilio appears in baby name data for the United States from 1912 to 2021. It was most popular in 1955 with 32 babies given the name.
Over the period shown, Cecilio has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1912 | 5 |
| 1913 | 7 |
| 1914 | 7 |
| 1915 | 11 |
| 1916 | 7 |
| 1917 | 8 |
| 1919 | 5 |
| 1920 | 16 |
| 1921 | 9 |
| 1922 | 10 |
| 1923 | 11 |
| 1924 | 13 |
| 1925 | 10 |
| 1926 | 12 |
| 1927 | 12 |
| 1929 | 6 |
| 1930 | 11 |
| 1931 | 9 |
| 1939 | 11 |
| 1940 | 10 |
| 1941 | 14 |
| 1942 | 12 |
| 1943 | 11 |
| 1944 | 15 |
| 1945 | 16 |
| 1946 | 10 |
| 1947 | 19 |
| 1948 | 9 |
| 1949 | 9 |
| 1952 | 7 |
| 1954 | 23 |
| 1955 | 32 |
| 1956 | 24 |
| 1957 | 16 |
| 1958 | 26 |
| 1959 | 16 |
| 1960 | 26 |
| 1962 | 30 |
| 1963 | 26 |
| 1964 | 23 |
| 1965 | 18 |
| 1966 | 20 |
| 1967 | 20 |
| 1968 | 16 |
| 1969 | 18 |
| 1970 | 13 |
| 1972 | 16 |
| 1973 | 11 |
| 1974 | 13 |
| 1975 | 12 |
| 1976 | 13 |
| 1977 | 18 |
| 1978 | 5 |
| 1979 | 14 |
| 1980 | 16 |
| 1981 | 10 |
| 1982 | 16 |
| 1983 | 18 |
| 1984 | 14 |
| 1985 | 9 |
| 1986 | 8 |
| 1987 | 8 |
| 1988 | 13 |
| 1989 | 5 |
| 1990 | 12 |
| 1991 | 6 |
| 1992 | 9 |
| 1993 | 7 |
| 1994 | 11 |
| 1995 | 8 |
| 1997 | 12 |
| 1998 | 21 |
| 1999 | 9 |
| 2000 | 7 |
| 2001 | 22 |
| 2007 | 6 |
| 2008 | 7 |
| 2010 | 5 |
| 2011 | 10 |
| 2013 | 10 |
| 2014 | 14 |
| 2016 | 18 |
| 2019 | 6 |
| 2020 | 5 |
| 2021 | 6 |