Jackolyn is a very rare variant of Jaclyn that was most common in the 1940s and has all but disappeared.
Jackolyn is a girl name. It last appears in U.S. records in 1990. Jackolyn was first reported in SSA data in 1927 and peaked in 1947 (12 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1990 | 5 | — | #13,810 |
| 1986 | 5 | — | #11,597 |
| 1983 | 5 | — | #10,879 |
| 1967 | 5 | — | #7,172 |
| 1960 | 7 | — | #5,371 |
| 1959 | 7 | — | #5,239 |
| 1957 | 8 | — | #4,686 |
| 1955 | 6 | — | #5,463 |
| 1953 | 12 | — | #3,354 |
| 1952 | 8 | — | #4,271 |
| 1951 | 11 | — | #3,367 |
| 1950 | 7 | — | #4,489 |
| 1949 | 7 | — | #4,410 |
| 1947 | 12 | — | #3,135 |
| 1946 | 8 | — | #3,805 |
| 1945 | 5 | — | #4,854 |
| 1944 | 8 | — | #3,508 |
| 1943 | 10 | — | #3,134 |
| 1938 | 8 | — | #3,302 |
| 1937 | 5 | — | #4,542 |
| 1927 | 5 | — | #5,171 |