The baby name Attilio appears in baby name data for the United States from 1911 to 1972. It was most popular in 1916 with 45 babies given the name.
In the later years of this period, Attilio has become less common than it once was.
| Year | Count |
|---|---|
| 1911 | 5 |
| 1912 | 12 |
| 1913 | 14 |
| 1914 | 28 |
| 1915 | 25 |
| 1916 | 45 |
| 1917 | 27 |
| 1918 | 11 |
| 1919 | 24 |
| 1920 | 38 |
| 1921 | 11 |
| 1922 | 19 |
| 1923 | 26 |
| 1924 | 23 |
| 1925 | 23 |
| 1926 | 10 |
| 1927 | 12 |
| 1928 | 20 |
| 1929 | 6 |
| 1930 | 13 |
| 1931 | 5 |
| 1934 | 6 |
| 1964 | 5 |
| 1972 | 5 |