| Once in a Lifetime | |
| Type: | studio |
| Artist: | Slim Whitman |
| Cover: | Once in a Lifetime (Slim Whitman album).jpg |
| Released: | 1961 |
| Genre: | Country |
| Label: | Imperial |
| Prev Title: | Just Call Me Lonesome |
| Prev Year: | 1960 |
| Next Title: | Slim Whitman Sings Annie Laurie |
| Next Year: | 1961 |
Once in a Lifetime is a studio album by Slim Whitman, released in 1961 on Imperial Records.
The album was issued in the United States by Imperial Records as a 12-inch long-playing record, catalog number LP 9156 (mono).[1]
Around 1966, it was reissued under the title Cool Water.[2]