Atanacio is a rare boys' name that peaked in 1925 and has since faded.
Atanacio is a boy name. It last appears in U.S. records in 2020. Atanacio first appears in 1916 and peaked in 1925 (13 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2020 | 6 | 6 | #10,726 |
| 2007 | 5 | 5 | #12,532 |
| 2004 | 5 | 5 | #11,508 |
| 2000 | 5 | 5 | #10,498 |
| 1996 | 5 | — | #9,117 |
| 1995 | 8 | — | #6,456 |
| 1994 | 10 | — | #5,486 |
| 1991 | 6 | — | #7,341 |
| 1989 | 7 | — | #6,273 |
| 1988 | 7 | — | #5,794 |
| 1987 | 6 | — | #6,151 |
| 1986 | 5 | — | #6,801 |
| 1985 | 5 | — | #6,607 |
| 1982 | 10 | — | #3,983 |
| 1981 | 5 | — | #6,350 |
| 1978 | 7 | — | #4,594 |
| 1976 | 5 | — | #5,657 |
| 1974 | 6 | — | #4,673 |
| 1973 | 7 | — | #4,088 |
| 1972 | 5 | — | #5,043 |
| 1970 | 6 | — | #4,265 |
| 1966 | 5 | — | #3,979 |
| 1964 | 5 | — | #4,080 |
| 1963 | 7 | — | #3,336 |
| 1958 | 5 | — | #3,984 |
| 1954 | 5 | — | #3,859 |
| 1953 | 8 | — | #2,921 |
| 1952 | 6 | — | #3,395 |
| 1951 | 5 | — | #3,744 |
| 1950 | 9 | — | #2,594 |
| 1949 | 5 | — | #3,718 |
| 1948 | 9 | — | #2,621 |
| 1947 | 11 | — | #2,365 |
| 1945 | 6 | — | #3,009 |
| 1944 | 7 | — | #2,880 |
| 1940 | 6 | — | #3,159 |
| 1939 | 5 | — | #3,515 |
| 1938 | 5 | — | #3,555 |
| 1937 | 6 | — | #3,193 |
| 1936 | 6 | — | #3,170 |
| 1935 | 5 | — | #3,675 |
| 1934 | 6 | — | #3,314 |
| 1933 | 8 | — | #2,754 |
| 1931 | 10 | — | #2,485 |
| 1930 | 10 | — | #2,618 |
| 1928 | 9 | — | #2,861 |
| 1927 | 7 | — | #3,472 |
| 1925 | 13 | — | #2,320 |
| 1924 | 12 | — | #2,479 |
| 1923 | 7 | — | #3,495 |
| 1922 | 10 | — | #2,812 |
| 1918 | 5 | — | #4,223 |
| 1916 | 5 | — | #3,941 |