Isabelle Demongeot
Isabelle Demongeot is a former professional tennis player from France, who turned professional on 1 May 1983. She lived in Saint-Tropez in the French Riviera in the early stages of her career and later settled further south in Gassin.
Demongeot won her only WTA Tour singles title in Purchase in New York state in 1991. She achieved her best Grand Slam singles performance by reaching the fourth round of Wimbledon in 1986. She won a total of nine WTA Tour doubles titles. Her best Grand Slam doubles performance was reaching the French Open quarter-finals with Nathalie Tauziat of France in 1987 and 1992. She also represented her country from 1985 to 1993 in the Federation/Fed Cup and in the 1988 and 1992 Olympic Games. She retired from the WTA Tour in 1996.
WTA Tour Finals
Singles 1 (1–0)
| Outcome | No. | Date | Tournament | Surface | Opponent | Score |
| Winner | 1. | 22 July 1991 | Westchester | Hard |  Lori McNeil | 6–4, 6–4 |
Doubles 13 (9–4)
| Outcome | No. | Date | Tournament | Surface | Partner | Opponents | Score |
| Winner | 1. | 28 September 1987 | Paris | Clay |  Nathalie Tauziat |  Sandra Cecchini  Sabrina Goleš | 1–6, 6–3, 6–3 |
| Winner | 2. | 9 May 1988 | Berlin | Clay | Nathalie Tauziat |  Claudia Kohde-Kilsch  Helena Suková | 6–2, 4–6, 6–4 |
| Runner-up | 1. | 11 July 1988 | Nice | Clay | Nathalie Tauziat | Catherine Suire Catherine Tanvier | 6–4, 4–6, 6–2 |
| Winner | 3. | 17 October 1988 | Zürich | Carpet | Nathalie Tauziat |  Claudia Kohde-Kilsch  Helena Suková | 6–3, 6–3 |
| Runner-up | 2. | 24 October 1988 | Brighton | Carpet | Nathalie Tauziat | Lori McNeil Betsy Nagelsen | 7–6, 2–6, 7–6 |
| Winner | 4. | 1 May 1989 | Hamburg | Clay | Nathalie Tauziat | Jana Novotná Helena Suková | walkover |
| Winner | 5. | 5 August 1991 | Albuquerque | Hard | Katrina Adams |  Lise Gregory Peanut Louie Harper | 6–7, 6–4, 6–3 |
| Runner-up | 3. | 23 September 1991 | St. Petersburg | Carpet |  Jo Durie |  Elena Brioukhovets Natalia Medvedeva | 7–5, 6–3 |
| Winner | 6. | 30 September 1991 | Leipzig | Carpet |  Manon Bollegraf |  Jill Hetherington Kathy Rinaldi-Stunkel | 6–4, 6–3 |
| Winner | 7. | 13 April 1992 | Pattaya | Hard |  Natalia Medvedeva | Pascale Paradis Sandrine Testud | 6–1, 6–1 |
| Winner | 8. | 20 April 1992 | Kuala Lumpur | Hard | Natalia Medvedeva |  Rika Hiraki Petra Langrová | 2–6, 6–4, 6–1 |
| Winner | 9. | 1 February 1993 | Auckland | Hard | Elna Reinach | Jill Hetherington Kathy Rinaldi | 6–2, 6–4 |
| Runner-up | 4. | 25 April 1994 | Taranto | Clay | Sandra Cecchini |  Irina Spîrlea Noëlle van Lottum | 6–3, 2–6, 6–1 |
ITF finals
Singles Finals (4-4)
| Outcome | No. | Date | Tournament | Surface | Opponent in the final | Score in the final |
| Winner | 1. | 17 October 1983 | Ashkelon, Israel | Hard |  Rafeket Benjamini | 6–0, 6–0 |
| Winner | 2. | 23 January 1984 | Key Biscayne, United States | Hard |  Carin Anderholm | 7–5, 6–3 |
| Winner | 3. | 20 August 1984 | Rheda-Wiedenbrück, Germany | Clay | Renata Šašak | 7–6, 7–5 |
| Winner | 4. | 31 December 1984 | Chicago, United States | Hard | Kirsten Dreyer | 1–6, 6–2, 6–4 |
| Runner-up | 5. | 15 July 1991 | Evansville, United States | Hard | Kimberly Po | 6–2, 4–6, 1–6 |
| Runner-up | 6. | 9 December 1991 | Val-d'Oise, France | Hard | Nathalie Tauziat | 6–3, 3–6, 1–6 |
| Runner-up | 7. | 12 December 1994 | Cergy, France | Hard |  Katarzyna Nowak | 3–6, 3–6 |
| Runner-up | 8. | 3 March 1996 | Southampton, United Kingdom | Carpet |  Elena Pampoulova | 3–6, 6–4, 4–6 |