Sonia was born in 1950, the daughter of unknown parents. The place is not known.
Her husband was Alex (Private) Wilbow. They were married, but the date and place have not been found. Their two known children were (Private) (1975-?) and Michaela (Private) (1977-?).
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | 1950 |