Leslyn is a very rare girls' name that peaked in 1969 and has since faded.
Leslyn is a girl name. It last appears in U.S. records in 2023. Leslyn was first reported in SSA data in 1946 and peaked in 1969 (18 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2023 | 5 | 5 | #16,581 |
| 1992 | 5 | — | #14,545 |
| 1991 | 5 | — | #14,423 |
| 1989 | 6 | — | #11,691 |
| 1984 | 5 | — | #11,382 |
| 1978 | 6 | — | #9,196 |
| 1969 | 18 | — | #3,261 |
| 1968 | 6 | — | #6,661 |
| 1967 | 5 | — | #7,359 |
| 1966 | 9 | — | #4,694 |
| 1963 | 8 | — | #5,102 |
| 1962 | 14 | — | #3,528 |
| 1961 | 8 | — | #5,105 |
| 1960 | 6 | — | #6,072 |
| 1959 | 5 | — | #6,792 |
| 1957 | 12 | — | #3,589 |
| 1955 | 7 | — | #4,986 |
| 1954 | 16 | — | #2,843 |
| 1953 | 5 | — | #6,139 |
| 1952 | 5 | — | #6,026 |
| 1949 | 5 | — | #5,665 |
| 1947 | 5 | — | #5,744 |
| 1946 | 5 | — | #5,354 |