Tomoko is a very rare girls' name that was most common in the 1980s and has all but disappeared.
Tomoko is a girl name. It last appears in U.S. records in 1991. Tomoko first appears in 1923 and peaked in 1982 (10 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1991 | 5 | — | #15,303 |
| 1990 | 8 | — | #10,134 |
| 1989 | 8 | — | #9,622 |
| 1987 | 6 | — | #11,213 |
| 1986 | 5 | — | #12,726 |
| 1985 | 6 | — | #10,604 |
| 1983 | 8 | — | #7,997 |
| 1982 | 10 | — | #6,858 |
| 1980 | 8 | — | #8,121 |
| 1979 | 9 | — | #7,282 |
| 1976 | 5 | — | #10,803 |
| 1975 | 6 | — | #8,991 |
| 1974 | 8 | — | #6,848 |
| 1972 | 5 | — | #9,562 |
| 1971 | 5 | — | #9,550 |
| 1969 | 6 | — | #7,418 |
| 1925 | 8 | — | #3,998 |
| 1924 | 7 | — | #4,402 |
| 1923 | 5 | — | #5,655 |