| Last name | Küster |
| Actual/Given name | Ingrid Estefania |
| Better known as | Everybody's Darling |
| Nicknamed by Dieter as | Puschi |
| Date of birth | 28th July 1979 |
| Astrological sign | Leo |
| Place of birth | Asuncion, Paraguay |
| Parents | Mother Maria-Lus, Father |
| Siblings | 2 sisters, elder and youngest |
| Previous boyfriends | |
| Current boyfriend | Dieter Bohlen |
| Children | Maurice Cassian (Born 07/07/05) |
| Current Residence | Totensen |
| Height | 1.60 m |
