Bilbo is a very rare boys' name that was most common in the 1910s and has all but disappeared.
Bilbo is a boy name. It last appears in U.S. records in 1928. Bilbo first appears in 1910 and peaked in 1916 (22 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1928 | 6 | — | #3,750 |
| 1927 | 6 | — | #3,823 |
| 1924 | 6 | — | #3,916 |
| 1923 | 7 | — | #3,506 |
| 1918 | 11 | — | #2,562 |
| 1917 | 13 | — | #2,198 |
| 1916 | 22 | — | #1,510 |
| 1915 | 17 | — | #1,713 |
| 1914 | 12 | — | #1,882 |
| 1913 | 8 | — | #2,108 |
| 1912 | 8 | — | #1,904 |
| 1911 | 9 | — | #1,202 |
| 1910 | 7 | — | #1,328 |