The baby name Marillyn appears in baby name data for the United States from 1922 to 1932. It was most popular in 1929 with 26 babies given the name.
Over the period shown, Marillyn has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1922 | 5 |
| 1923 | 10 |
| 1924 | 5 |
| 1925 | 6 |
| 1927 | 15 |
| 1928 | 15 |
| 1929 | 26 |
| 1932 | 5 |