Simona Halep defeated Elena Rybakina in the final, 3–6, 6–3, 7–6^(7–5) to win the women's singles tennis title at the 2020 Dubai Tennis Championships. Halep saved a match point en route to the title, against Ons Jabeur in the second round.

Belinda Bencic was the defending champion,^[1] but lost in the first round to Anastasia Pavlyuchenkova.

This tournament marked the return of former world No. 1 Kim Clijsters, who lost to Garbiñe Muguruza in the first round. It was Clijsters' first professional match since August 29, 2012.

The top two seeds received a bye into the second round.

	Semifinals							Final
	1	Simona Halep	6	6
	Q	Jennifer Brady	2	0
								1	Simona Halep	3	6	77
								SE	Elena Rybakina	6	3	65
	8	Petra Martić	65	62
	SE	Elena Rybakina	77	77

	First round							Second round							Quarterfinals							Semifinals
								1	S Halep	1	6	79
		A Riske	63	6	3			WC	O Jabeur	6	2	67
	WC	O Jabeur	77	1	6										1	S Halep	3	6	6
		E Mertens	6	6											7	A Sabalenka	6	2	2
		Q Wang	3	0					E Mertens	4	3
		M Sakkari	2	6	1			7	A Sabalenka	6	6
	7	A Sabalenka	6	4	6																	1	S Halep	6	6
	3/WC	E Svitolina	2	1																		Q	J Brady	2	0
	Q	J Brady	6	6				Q	J Brady	4	6	6
		M Vondroušová	6	6					M Vondroušová	6	4	1
		A Sevastova	3	2											Q	J Brady	65	6	6
	Q	V Kudermetova	5	6	77										9/WC	G Muguruza	77	3	4
		D Yastremska	7	3	62			Q	V Kudermetova	5	6	4
	WC	K Clijsters	2	66				9/WC	G Muguruza	7	4	6
	9/WC	G Muguruza	6	78

	First round							Second round							Quarterfinals							Semifinals
	8	P Martić	6	6
	LL	S-w Hsieh	4	3				8	P Martić	6	6
		A Anisimova	63	6	4				B Strýcová	3	3
		B Strýcová	77	2	6										8	P Martić	77	6
	Q	S Cîrstea	1	3												A Kontaveit	64	1
		A Kontaveit	6	6					A Kontaveit	77	7
		A Pavlyuchenkova	1	6	6				A Pavlyuchenkova	65	5
	4	B Bencic	6	1	1																	8	P Martić	65	62
	5	S Kenin	77	3	3																	SE	E Rybakina	77	77
	SE	E Rybakina	62	6	6			SE	E Rybakina	6	6
		K Muchová	4	6	0			Q	K Siniaková	3	3
	Q	K Siniaková	6	4	6										SE	E Rybakina	77	6
	Q	K Mladenovic	6	6											2	Ka Plíšková	61	3
	Q	A Sasnovich	4	3				Q	K Mladenovic	1	2
								2	Ka Plíšková	6	6

	First round							Second round							Qualifying competition
	1	Julia Görges	6	6
		Camila Giorgi	2	4
								1	Julia Görges	7	4	64
									Sorana Cîrstea	5	6	77
		Margarita Gasparyan	4	3
		Sorana Cîrstea	6	6
																Sorana Cîrstea	6	1	6
															11	Carla Suárez Navarro	2	6	4
		Anna Danilina	2	6	6
		Varvara Flink	6	4	4
									Anna Danilina	3	1
								11	Carla Suárez Navarro	6	6
		Bibiane Schoofs	1	4
	11	Carla Suárez Navarro	6	6

	First round							Second round							Qualifying competition
	2	Zhang Shuai	6	6
		Misaki Doi	4	3
								2	Zhang Shuai	6	4	610
									Ana Bogdan	3	6	712
		Ana Bogdan	6	6
		Barbora Krejčíková	4	4
																Ana Bogdan	4	64
																Aliaksandra Sasnovich	6	77
		Aliaksandra Sasnovich	77	2	6
	WC	Luisa Stefani	61	6	2
									Aliaksandra Sasnovich	6	6
								10	Anna Blinkova	1	2
		Magdalena Fręch	4	6	3
	10	Anna Blinkova	6	2	6

	First round							Second round							Qualifying competition
	3	Zheng Saisai	68	4
		Kateřina Siniaková	710	6
									Kateřina Siniaková	6	6
									Giulia Gatto-Monticone	1	4
		Elitsa Kostova	5	1
		Giulia Gatto-Monticone	7	6
																Kateřina Siniaková	5	6	7
															8	Alison Van Uytvanck	7	2	5
		Kristína Kučová	3	6	6
		Katarina Zavatska	6	2	3
									Kristína Kučová	4	63
								8	Alison Van Uytvanck	6	77
		Angelina Gabueva	1	4
	8	Alison Van Uytvanck	6	6

	First round							Second round							Qualifying competition
	4	Kristina Mladenovic	6	6
		Jasmine Paolini	1	4
								4	Kristina Mladenovic	6	6
									Daria Kasatkina	3	3
		Natalia Vikhlyantseva	3	2
		Daria Kasatkina	6	6
															4	Kristina Mladenovic	6	6
															7	Polona Hercog	3	1
		Ysaline Bonaventure	62	6	2
		Han Xinyun	77	2	6
									Han Xinyun	2	4
								7	Polona Hercog	6	6
		You Xiaodi	3	3
	7	Polona Hercog	6	6

	First round							Second round							Qualifying competition
	5	Veronika Kudermetova	6	6
	WC	Sarah Beth Grey	2	4
								5	Veronika Kudermetova	5	6	6
									Tereza Martincová	7	3	4
		Tereza Martincová	7	6
		Jil Teichmann	5	4
															5	Veronika Kudermetova	6	6
																Bethanie Mattek-Sands	4	2
		Kirsten Flipkens	6	7
		Viktorija Golubic	3	5
									Kirsten Flipkens	1	1
									Bethanie Mattek-Sands	6	6
		Bethanie Mattek-Sands	6	3	79
	12	Ajla Tomljanović	4	6	67

	First round							Second round							Qualifying competition
	6	Hsieh Su-wei	6	6
		Chloé Paquet	2	2
								6	Hsieh Su-wei	77	6
									Liudmila Samsonova	61	2
	WC	Tena Lukas	4	3
		Liudmila Samsonova	6	6
															6	Hsieh Su-wei	2	2
															9	Jennifer Brady	6	6
	WC	Vera Pursnani	0	0
		Gabriela Dabrowski	6	6
									Gabriela Dabrowski	4	3
								9	Jennifer Brady	6	6
		Kristýna Plíšková	3	63
	9	Jennifer Brady	6	77

• Main draw
• Qualifying draw