Total babies named Hydia (all years): 154
| Year | Girls (count / rank / %) |
|---|---|
| 2002 | 12 / #8478 / 0.001% |
| 2001 | 9 / #10407 / 0.001% |
| 2000 | 11 / #8789 / 0.001% |
| 1999 | 31 / #3835 / 0.002% |
| 1998 | 11 / #8204 / 0.001% |
| 1997 | 9 / #9313 / 0.001% |
| 1996 | 44 / #2772 / 0.003% |
| 1995 | 6 / #12335 / 0.000% |
| 1994 | 16 / #5815 / 0.001% |
| 1993 | 5 / #14311 / 0.000% |