The baby name Mervyn appears in baby name data for the United States from 1921 to 1942. It was most popular in 1935 with 27 babies given the name.
Over the period shown, Mervyn has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1921 | 5 |
| 1929 | 5 |
| 1931 | 6 |
| 1932 | 7 |
| 1933 | 6 |
| 1934 | 7 |
| 1935 | 27 |
| 1936 | 15 |
| 1937 | 11 |
| 1942 | 15 |