Women's singles
2018 Western & Southern Open
Champion	Kiki Bertens
Runner-up	Simona Halep
Score	2–6, 7–6(8–6), 6–2
Draw	56 (12 Q / 5 WC )
Seeds	16

Kiki Bertens defeated Simona Halep in the final, 2–6, 7–6^(8–6), 6–2 to win the women's singles tennis title at the 2018 Cincinnati Masters. En route to her first hard court & Premier 5-level title, Bertens defeated the world No. 2 & No. 1 players, in the second round and final, respectively. She became the first Dutchwoman to win the title.

Garbiñe Muguruza was the defending champion, but lost in the second round to Lesia Tsurenko.^[1]

Seeds

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

Click on the seed number of a player to go to their draw section.

Draw

Finals

	Quarterfinals							Semifinals							Final
	1	Simona Halep	6	6
		Lesia Tsurenko	4	1
								1	Simona Halep	6	6
									Aryna Sabalenka	3	4
	13	Madison Keys	3	4
		Aryna Sabalenka	6	6
															1	Simona Halep	6	66	2
																Kiki Bertens	2	78	6
	8	Petra Kvitová	7	5	6
	15	Elise Mertens	5	7	3
								8	Petra Kvitová	6	4	2
									Kiki Bertens	3	6	6
	5	Elina Svitolina	4	3
		Kiki Bertens	6	6

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
								1	S Halep	4	6	6
		I-C Begu	6	3	3			Q	A Tomljanović	6	3	3
	Q	A Tomljanović	4	6	6										1	S Halep	7	6
	Q	K Kanepi	2	6	6										16	A Barty	5	4
	Q	V Lepchenko	6	3	1			Q	K Kanepi	5	3
	WC	M Vondroušová	3	5				16	A Barty	7	6
	16	A Barty	6	7																		1	S Halep	6	6
	11	J Ostapenko	6	5	0																		L Tsurenko	4	1
	Q	A Cornet	1	7	6			Q	A Cornet	2	0
	Q	A Bogdan	3	2					E Makarova	6	6
		E Makarova	6	6												E Makarova	65	2
		D Collins	0	2												L Tsurenko	77	6
		L Tsurenko	6	6					L Tsurenko	2	6	6
								7	G Muguruza	6	4	4

Section 2

	First round							Second round							Third round							Quarterfinals
								4	A Kerber	4	7	6
		A Pavlyuchenkova	6	6					A Pavlyuchenkova	6	5	4
		A Krunić	1	0											4	A Kerber	6	63	4
		A Sevastova	2	3											13	M Keys	2	77	6
	LL	C Giorgi	6	6				LL	C Giorgi	2	2
	WC	B Mattek-Sands	6	63	4			13	M Keys	6	6
	13	M Keys	3	77	6																	13	M Keys	3	4
	9	Ka Plíšková	6	6																			A Sabalenka	6	6
		A Radwańska	3	3				9	Ka Plíšková	6	3	5
		J Konta	6	3	4				A Sabalenka	2	6	7
		A Sabalenka	4	6	6											A Sabalenka	6	3	7
	WC	V Azarenka	65	6	6										6	C Garcia	4	6	5
		C Suárez Navarro	77	2	4			WC	V Azarenka	4	5
								6	C Garcia	6	7

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
								8	P Kvitová	6	2	6
		D Gavrilova	1	2				PR	S Williams	3	6	3
	PR	S Williams	6	6											8	P Kvitová	6	6
	Q	A Sasnovich	0	6	1											K Mladenovic	4	2
	Q	V Kužmová	6	4	6			Q	V Kužmová	3	0
		K Mladenovic	6	3					K Mladenovic	6	6
	10	J Görges	4	2r																		8	P Kvitová	7	5	6
	15	E Mertens	6	6																		15	E Mertens	5	7	3
		M Rybáriková	4	2				15	E Mertens	3	6	77
	Q	R Peterson	2	6	6			Q	R Peterson	6	2	61
		K Siniaková	6	4	1										15	E Mertens	710	6
	Q	T Maria	5	6	6										3	S Stephens	68	2
	Q	A Kiick	7	3	3			Q	T Maria	3	2
								3	S Stephens	6	6

Section 4

	First round							Second round							Third round							Quarterfinals
								5	E Svitolina	77	4	6
	WC	S Kuznetsova	6	2	77			WC	S Kuznetsova	61	6	4
	Q	S Vögele	4	6	65										5	E Svitolina	6	6
		T Babos	3	4											WC	A Anisimova	4	4
	WC	A Anisimova	6	6				WC	A Anisimova	6	6
	Q	P Martić	4	6	6			Q	P Martić	4	3
	12	D Kasatkina	6	4	3																	5	E Svitolina	4	3
	17	N Osaka	3	68																			K Bertens	6	6
		M Sakkari	6	710					M Sakkari	1	3
		A Kontaveit	6	6					A Kontaveit	6	6
		B Strýcová	3	0												A Kontaveit	3	6	3
		K Bertens	6	6												K Bertens	6	2	6
		C Vandeweghe	2	0					K Bertens	6	0
								2	C Wozniacki	4	0r

Qualifying

Draw

First qualifier

	First round							Qualifying competition
	1	Alizé Cornet	6	6
		Nicole Gibbs	2	1
								1	Alizé Cornet	6	6
								20	Sofia Kenin	1	3
	WC	Francesca Di Lorenzo	3	3
	20	Sofia Kenin	6	6

Second qualifier

	First round							Qualifying competition
	2	Aliaksandra Sasnovich	2	7	6
		Alison Riske	6	5	2
								2	Aliaksandra Sasnovich	77	6
								18	Vera Lapko	65	2
		Anna Blinkova	3	5
	18	Vera Lapko	6	7

Third qualifier

	First round							Qualifying competition
	3	Donna Vekić	6	6
		Andrea Petkovic	3	3
								3	Donna Vekić	3	2
									Ana Bogdan	6	6
		Ana Bogdan	6	710
	21	Monica Niculescu	2	68

Fourth qualifier

	First round							Qualifying competition
	4	Camila Giorgi	6	6
		Lara Arruabarrena	3	4
								4	Camila Giorgi	6	3	5
								13	Viktória Kužmová	3	6	7
	WC	Caroline Dolehide	4	4
	13	Viktória Kužmová	6	6

Fifth qualifier

	First round							Qualifying competition
	5	Alison Van Uytvanck	6	2	0r
	WC	Jamie Loeb	1	6	3
								WC	Jamie Loeb	4	1
									Stefanie Vögele	6	6
		Stefanie Vögele	6	6
	22	Monica Puig	2	0

Sixth qualifier

	First round							Qualifying competition
	6	Hsieh Su-wei	5	3
		Tatjana Maria	7	6
									Tatjana Maria	6	6
								19	Jennifer Brady	3	2
		Dalila Jakupović	6	0r
	19	Jennifer Brady	2	4

Seventh qualifier

	First round							Qualifying competition
	7	Belinda Bencic	7	63	3
		Christina McHale	5	77	6
									Christina McHale	3	6	2
									Varvara Lepchenko	6	2	6
		Varvara Lepchenko	4	6	6
	24	Sachia Vickery	6	3	4

Eighth qualifier

	First round							Qualifying competition
	8	Kirsten Flipkens	3	3
		Natalia Vikhlyantseva	6	6
									Natalia Vikhlyantseva	5	1
								WC	Allie Kiick	7	6
	WC	Allie Kiick	77	6
	17	Samantha Stosur	64	1

Ninth qualifier

	First round							Qualifying competition
	9	Kaia Kanepi	4	6	6
	WC	Sabine Lisicki	6	4	3
								9	Kaia Kanepi	6	6
								16	Zarina Diyas	3	3
		Evgeniya Rodina	5	3
	16	Zarina Diyas	7	6

Tenth qualifier

	First round							Qualifying competition
	10	Yulia Putintseva	7	3	6
		Johanna Larsson	5	6	0
								10	Yulia Putintseva	4	1
								23	Rebecca Peterson	6	6
		Anna Karolína Schmiedlová	4	2
	23	Rebecca Peterson	6	6

Eleventh qualifier

	First round							Qualifying competition
	11	Petra Martić	7	6
	WC	Lauren Davis	5	2
								11	Petra Martić	6	6
									Bernarda Pera	2	1
		Bernarda Pera	6	3	6
	15	Magda Linette	4	6	3

Twelfth qualifier

	First round							Qualifying competition
	12	Sorana Cîrstea	2	6	6
	PR	Vania King	6	2	3
								12	Sorana Cîrstea	3	2
								14	Ajla Tomljanović	6	6
		Kurumi Nara	4	3
	14	Ajla Tomljanović	6	6

References

Sources

• Main Draw
• Qualifying Draw