Thelton is a very rare boys' name that was most common in the 1920s and has all but disappeared.
Thelton is a boy name. It last appears in U.S. records in 1963. Thelton was first reported in SSA data in 1913 and peaked in 1926 (7 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1963 | 5 | — | #4,575 |
| 1959 | 6 | — | #3,953 |
| 1958 | 7 | — | #3,532 |
| 1952 | 5 | — | #4,213 |
| 1948 | 5 | — | #4,143 |
| 1946 | 7 | — | #3,141 |
| 1941 | 5 | — | #3,956 |
| 1939 | 6 | — | #3,454 |
| 1935 | 7 | — | #3,233 |
| 1934 | 5 | — | #4,149 |
| 1931 | 6 | — | #3,722 |
| 1926 | 7 | — | #3,671 |
| 1925 | 5 | — | #4,808 |
| 1922 | 5 | — | #4,890 |
| 1920 | 5 | — | #4,916 |
| 1919 | 5 | — | #4,744 |
| 1915 | 5 | — | #4,330 |
| 1913 | 6 | — | #2,780 |