Ad is a very rare variant of Ada that was most common in the 1910s and has all but disappeared.
Ad is a boy name. It last appears in U.S. records in 1940. Ad first appears in 1888 and peaked in 1914 (7 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1940 | 6 | — | #3,132 |
| 1930 | 7 | — | #3,290 |
| 1926 | 7 | — | #3,386 |
| 1924 | 6 | — | #3,870 |
| 1923 | 7 | — | #3,467 |
| 1921 | 5 | — | #4,324 |
| 1920 | 5 | — | #4,289 |
| 1917 | 7 | — | #3,220 |
| 1916 | 6 | — | #3,517 |
| 1914 | 7 | — | #2,651 |
| 1912 | 5 | — | #2,547 |
| 1888 | 5 | — | #1,031 |