Tullio is a very rare boys' name that was most common in the 1910s and has all but disappeared.
Tullio is a boy name. It last appears in U.S. records in 1935. Tullio first appears in 1912 and peaked in 1919 (15 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1935 | 5 | — | #4,108 |
| 1930 | 10 | — | #2,768 |
| 1929 | 5 | — | #4,497 |
| 1927 | 6 | — | #4,180 |
| 1926 | 10 | — | #2,893 |
| 1925 | 8 | — | #3,378 |
| 1924 | 9 | — | #3,236 |
| 1923 | 7 | — | #3,789 |
| 1922 | 9 | — | #3,228 |
| 1920 | 14 | — | #2,329 |
| 1919 | 15 | — | #2,140 |
| 1918 | 6 | — | #4,131 |
| 1917 | 13 | — | #2,276 |
| 1916 | 10 | — | #2,720 |
| 1914 | 7 | — | #2,889 |
| 1913 | 9 | — | #2,080 |
| 1912 | 7 | — | #2,253 |