The baby name Marylu appears in baby name data for the United States from 1944 to 1961. It was most popular in 1957 with 14 babies given the name.
Over the period shown, Marylu has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1944 | 6 |
| 1954 | 5 |
| 1957 | 14 |
| 1961 | 10 |