Ok is a girl name. It last appeared in U.S. Social Security records in 1955. Ok first appears in the data in 1936 and reached its peak in 1936 (5 births). The chart below shows how the name has risen and fallen over time.
| Year | U.S. births | Rank |
|---|---|---|
| 1955 | 5 | #9,489 |
| 1952 | 5 | #9,137 |
| 1950 | 5 | #8,886 |
| 1942 | 5 | #8,187 |
| 1941 | 5 | #7,935 |
| 1940 | 5 | #7,854 |
| 1936 | 5 | #7,857 |