The baby name Seiko appears in baby name data for the United States from 1921 to 1925. It was most popular in 1924 with 14 babies given the name.
Over the period shown, Seiko has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1921 | 10 |
| 1923 | 12 |
| 1924 | 14 |
| 1925 | 10 |