The baby name Casmir appears in baby name data for the United States from 1915 to 1926. It was most popular in 1919 with 15 babies given the name.
Over the period shown, Casmir has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1915 | 5 |
| 1916 | 5 |
| 1918 | 6 |
| 1919 | 15 |
| 1926 | 5 |