This page will cover all the important events in the sport of tennis in 2020. Primarily, it will provide the results of notable tournaments throughout the year on both the ATP and WTA Tours, the Davis Cup, and the Fed Cup.

ITF

Grand Slam events

Category	Championship	Champions	Finalists	Score in the final
Men's singles	Australian Open	Novak Djokovic	Dominic Thiem	6–4, 4–6, 2–6, 6–3, 6–4
	Wimbledon	Cancelled
	US Open	Dominic Thiem	Alexander Zverev	2–6, 4–6, 6–4, 6–3, 7–6(8–6)
	French Open	Rafael Nadal	Novak Djokovic	6–0, 6–2, 7–5

Category	Championship	Champions	Finalists	Score in the final
Women's singles	Australian Open	Sofia Kenin	Garbiñe Muguruza	4–6, 6–2, 6–2
	Wimbledon	Cancelled
	US Open	Naomi Osaka	Victoria Azarenka	1–6, 6–3, 6–3
	French Open	Iga Świątek	Sofia Kenin	6–4, 6–1

Category	Championship	Champions	Finalists	Score in the final
Men's Doubles	Australian Open	Rajeev Ram Joe Salisbury	Max Purcell Luke Saville	6–4, 6–2
	Wimbledon	Cancelled
	US Open	Mate Pavić Bruno Soares	Nikola Mektić Wesley Koolhof	7–5, 6–3
	French Open	Kevin Krawietz Andreas Mies	Mate Pavić Bruno Soares	6–3, 7–5

Category	Championship	Champions	Finalists	Score in the final
Women's Doubles	Australian Open	Tímea Babos Kristina Mladenovic	Hsieh Su-wei Barbora Strýcová	6–2, 6–1
	Wimbledon	Cancelled
	US Open	Laura Siegemund Vera Zvonareva	Xu Yifan Nicole Melichar	6–4, 6–4
	French Open	Tímea Babos Kristina Mladenovic	Alexa Guarachi Desirae Krawczyk	6–4, 7–5

Category	Championship	Champions	Finalists	Score in the final
Mixed Doubles	Australian Open	Barbora Krejčíková Nikola Mektić	Bethanie Mattek-Sands Jamie Murray	5–7, 6–4, [10–1]
	Wimbledon	Cancelled
	US Open	Not played
	French Open

Davis Cup

Final tournament postponed to November 2021.

Fed Cup

Final tournament postponed to November 2021.

Important events