Dag is a very rare boys' name that was most common in the 1960s and has all but disappeared.
Dag is a boy name. It last appears in U.S. records in 1971. Dag first appears in 1961 and peaked in 1962 (12 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1971 | 6 | — | #4,500 |
| 1970 | 5 | — | #4,842 |
| 1969 | 5 | — | #4,517 |
| 1968 | 5 | — | #4,245 |
| 1966 | 10 | — | #2,662 |
| 1965 | 6 | — | #3,607 |
| 1963 | 6 | — | #3,723 |
| 1962 | 12 | — | #2,408 |
| 1961 | 6 | — | #3,726 |