The baby name Merwin appears in baby name data for the United States from 1915 to 1940. It was most popular in 1915 with 32 babies given the name.
Over the period shown, Merwin has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1915 | 32 |
| 1916 | 10 |
| 1917 | 6 |
| 1918 | 6 |
| 1919 | 18 |
| 1920 | 16 |
| 1921 | 26 |
| 1922 | 6 |
| 1923 | 16 |
| 1924 | 24 |
| 1925 | 13 |
| 1926 | 20 |
| 1927 | 31 |
| 1928 | 29 |
| 1929 | 27 |
| 1930 | 11 |
| 1931 | 25 |
| 1932 | 6 |
| 1934 | 19 |
| 1940 | 6 |