The baby name Wataru appears in baby name data for the United States from 1915 to 1925. It was most popular in 1919 with 20 babies given the name.
Over the period shown, Wataru has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1915 | 14 |
| 1919 | 20 |
| 1923 | 10 |
| 1925 | 10 |