The baby name Tonja appears in baby name data for the United States from 1952 to 1987. It was most popular in 1967 with 618 babies given the name.
Over the period shown, Tonja has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1952 | 8 |
| 1953 | 22 |
| 1954 | 6 |
| 1955 | 13 |
| 1956 | 25 |
| 1957 | 32 |
| 1958 | 58 |
| 1959 | 95 |
| 1960 | 92 |
| 1961 | 168 |
| 1962 | 237 |
| 1963 | 221 |
| 1964 | 322 |
| 1965 | 380 |
| 1966 | 468 |
| 1967 | 618 |
| 1968 | 577 |
| 1969 | 560 |
| 1970 | 565 |
| 1971 | 484 |
| 1972 | 433 |
| 1973 | 380 |
| 1974 | 233 |
| 1975 | 163 |
| 1976 | 113 |
| 1977 | 49 |
| 1978 | 18 |
| 1979 | 51 |
| 1980 | 29 |
| 1981 | 14 |
| 1982 | 7 |
| 1983 | 12 |
| 1987 | 12 |