The baby name Tamotsu appears in baby name data for the United States from 1915 to 1932. It was most popular in 1923 with 38 babies given the name.
Over the period shown, Tamotsu has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1915 | 14 |
| 1917 | 18 |
| 1918 | 12 |
| 1920 | 20 |
| 1921 | 26 |
| 1922 | 26 |
| 1923 | 38 |
| 1924 | 18 |
| 1925 | 10 |
| 1926 | 26 |
| 1927 | 24 |
| 1928 | 24 |
| 1929 | 12 |
| 1930 | 20 |
| 1932 | 10 |