The baby name Tatsuo appears in baby name data for the United States from 1916 to 1929. It was most popular in 1916 with 82 babies given the name.
Over the period shown, Tatsuo has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1916 | 82 |
| 1917 | 16 |
| 1918 | 16 |
| 1921 | 10 |
| 1923 | 16 |
| 1926 | 16 |
| 1927 | 12 |
| 1928 | 40 |
| 1929 | 14 |