Thos is a very rare boys' name that was most common in the 1910s and has all but disappeared.
Thos is a boy name. It last appears in U.S. records in 1928. Thos first appears in 1881 and peaked in 1915 (14 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1928 | 6 | — | #4,104 |
| 1926 | 6 | — | #4,147 |
| 1924 | 8 | — | #3,477 |
| 1920 | 6 | — | #4,238 |
| 1919 | 7 | — | #3,706 |
| 1918 | 11 | — | #2,685 |
| 1917 | 12 | — | #2,408 |
| 1916 | 8 | — | #3,155 |
| 1915 | 14 | — | #2,054 |
| 1914 | 13 | — | #1,859 |
| 1913 | 9 | — | #2,078 |
| 1912 | 11 | — | #1,611 |
| 1900 | 7 | — | #1,150 |
| 1891 | 5 | — | #1,113 |
| 1889 | 6 | — | #965 |
| 1888 | 7 | — | #907 |
| 1886 | 5 | — | #1,093 |
| 1885 | 6 | — | #929 |
| 1884 | 5 | — | #1,110 |
| 1883 | 6 | — | #875 |
| 1881 | 8 | — | #698 |