| Fabiola Candosin | |
| Birth Place: | Caracas, Venezuela |
| Birth Date: | 31 March 1970 |
| Birth Name: | Fabiola Chiara Candosin Marchetti |
| Death Place: | Padua, Italy |
| Eye Color: | Brown |
| Hair Color: | Brown |
| Nationalcompetition: | Miss Venezuela 1989 (Miss World Venezuela) |
| Miss World Venezuela 1989 | |
Fabiola Chiara Candosin Marchetti (31 March 1970 – 27 February 2019) was a Venezuelan engineer and beauty pageant titleholder who participated at Miss Venezuela 1989 as Miss Distrito Federal, obtaining the title of "Miss World Venezuela".
She was the official representative of her country to the Miss World 1989 pageant held in Hong Kong on November 22, 1989.