The baby name Joellyn appears in baby name data for the United States from 1934 to 1975. It was most popular in 1953 with 24 babies given the name.
Over the period shown, Joellyn has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1934 | 5 |
| 1943 | 10 |
| 1946 | 15 |
| 1947 | 18 |
| 1949 | 5 |
| 1951 | 21 |
| 1953 | 24 |
| 1955 | 16 |
| 1956 | 5 |
| 1957 | 5 |
| 1959 | 20 |
| 1960 | 16 |
| 1961 | 10 |
| 1962 | 10 |
| 1963 | 12 |
| 1964 | 16 |
| 1965 | 12 |
| 1966 | 14 |
| 1967 | 12 |
| 1968 | 17 |
| 1975 | 10 |