| Thea Fleming | |
| Birth Name: | Thea Catharina Wihelmina Gemma Pfennings |
| Birth Place: | Sittard, the Netherlands |
| Nationality: | Dutch |
| Occupation: | Actress, model |
Thea Fleming (also Flemming; born 1942 in Sittard) is a Dutch film actress who spent much of her career in Italy, sometimes credited as Isabella Biancini. She started her career in 1960 as the Dutch Brigitte Bardot. Besides her career as an actress and photo model she also starred in and directed several fotonovelas. Fleming has a brother in the Netherlands.