Total babies named Sonnia (all years): 110
| Year | Girls (count / rank / %) |
|---|---|
| 1985 | 5 / #12251 / 0.000% |
| 1981 | 5 / #11936 / 0.000% |
| 1976 | 7 / #8004 / 0.000% |
| 1975 | 9 / #6395 / 0.001% |
| 1974 | 9 / #6182 / 0.001% |
| 1972 | 6 / #8111 / 0.000% |
| 1971 | 5 / #9427 / 0.000% |
| 1970 | 10 / #5358 / 0.001% |
| 1969 | 7 / #6509 / 0.000% |
| 1965 | 6 / #6427 / 0.000% |
| Year | Girls (count / rank / %) |
|---|---|
| 1964 | 8 / #5412 / 0.000% |
| 1961 | 10 / #4500 / 0.001% |
| 1959 | 7 / #5498 / 0.000% |
| 1956 | 5 / #6771 / 0.000% |
| 1952 | 5 / #6297 / 0.000% |
| 1937 | 6 / #4208 / 0.001% |