Simona Isidori (born 10 October 1967) is an Italian former professional tennis player.

Isidori reached a career high singles ranking of 195. Her best WTA Tour performance was at the 1989 Spanish Open, where she won through to the second round.^[1] She featured in the qualifying draws for both Wimbledon and the US Open in 1989.

As a doubles player, she claimed two $25,000 ITF titles, both in 1990 partnering Silvia Farina Elia.

Result	No.	Date	Tournament	Surface	Opponent	Score
Win	1.	15 August 1988	Caltagirone, Italy	Clay	Caterina Nozzoli	6-4 7-5
Loss	1.	31 July 1989	Vigo, Spain	Clay	Catherine Mothes-Jobkel	6–4, 6–3

Result	No.	Date	Tournament	Surface	Partner	Opponents	Score
Win	1.	20 July 1987	Sezze, Italy	Clay	Cristina Casini	Federika Hugonnet Nathalie Guerrée-Spitzer	6–2, 6–1
Loss	1.	25 July 1988	Francavilla, Italy	Clay	Cristina Casini	Allison Cooper Mary Norwood	6–1, 6–7, 1–6
Win	2.	11 June 1990	Modena, Italy	Hard	Silvia Farina Elia	Heleen van den Berg Miriam Oremans	6–2, 6–3
Loss	2.	25 June 1990	Caltagirone, Italy	Clay	Caterina Nozzoli	Jennifer Fuchs Ei Iida	1–6, 1–6
Win	3.	23 July 1990	Milan, Italy	Hard	Silvia Farina Elia	Nathalie Ballet Agnes Romand	2–6, 6–1, 6–3

• Simona Isidori at the Women's Tennis Association
• Simona Isidori at the International Tennis Federation