2018 Citi Open – Men's singles

Alexander Zverev was the defending champion and successfully defended his title, defeating Alex de Minaur in the final, 6–2, 6–4.

Men's singles
2018 Citi Open
Champion	Alexander Zverev
Runner-up	Alex de Minaur
Score	6–2, 6–4
Draw	48 (6Q / 4WC)
Seeds	16

Main article: 2018 Citi Open

Seeds

All seeds receive byes into the second round.

01.   Alexander Zverev (champion)

02.   John Isner (second round)

03.   David Goffin (quarterfinals)

04.   Kyle Edmund (second round)

05.   Nick Kyrgios (withdrew)

06.   Lucas Pouille (third round)

07.   Kei Nishikori (quarterfinals)

08.   Chung Hyeon (third round)

09.   Denis Shapovalov (third round)

10.   Stefanos Tsitsipas (semifinals)

11.   Steve Johnson (second round)

12.   Karen Khachanov (second round)

13.   Frances Tiafoe (third round)

14.   Jérémy Chardy (second round)

15.   Mischa Zverev (third round)

16.   Andrey Rublev (semifinals)

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

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• SE = Special exempt
• PR = Protected ranking
• ITF = ITF entry
• JE = Junior exempt
• w/o = Walkover
• r = Retired
• d = Defaulted
• SR = Special ranking

Finals

	Quarterfinals							Semifinals							Final
	1	Alexander Zverev	3	6	6
	7	Kei Nishikori	6	1	4
								1	Alexander Zverev	6	6
								10	Stefanos Tsitsipas	2	4
	3	David Goffin	3	4
	10	Stefanos Tsitsipas	6	6
															1	Alexander Zverev	6	6
																Alex de Minaur	2	4
		Alex de Minaur	w/o
		Andy Murray
									Alex de Minaur	5	78	6
								16	Andrey Rublev	7	66	4
		Denis Kudla	1	4
	16	Andrey Rublev	6	6

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
								1	A Zverev	6	6
		E Donskoy	4	1					M Jaziri	2	1
		M Jaziri	6	6											1	A Zverev	6	7
	WC	T Smyczek	77	6											15	M Zverev	3	5
		R Berankis	64	2				WC	T Smyczek	2	67
								15	M Zverev	6	79
																						1	A Zverev	3	6	6
																						7	K Nishikori	6	1	4
								9	D Shapovalov	3	6	6
	Q	Y Watanuki	6	5	1			WC	D Medvedev	6	1	4
	WC	D Medvedev	3	7	6										9	D Shapovalov	61	3
	WC	S Wawrinka	4	77	63										7	K Nishikori	77	6
	Q	D Young	6	65	77			Q	D Young	3	4
								7	K Nishikori	6	6

Section 2

	First round							Second round							Third round							Quarterfinals
								3	D Goffin	6	1	77
		P-H Herbert	7	6					P-H Herbert	2	6	65
	Q	M Krueger	5	3											3	D Goffin	6	6
		I Ivashka	4	3											13	F Tiafoe	0	3
		H Hurkacz	6	6					H Hurkacz	2	4
								13	F Tiafoe	6	6
																						3	D Goffin	3	4
																						10	S Tsitsipas	6	6
								10	S Tsitsipas	3	6	7
		J Donaldson	6	77					J Donaldson	6	3	5
		J Thompson	4	64											10	S Tsitsipas	6	6
	PR	J Duckworth	6	7											PR	J Duckworth	3	4
	Q	T-S Kwiatkowski	3	5				PR	J Duckworth	1	6	77
								LL	J Kubler	6	2	65

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
								8	H Chung	62	6	6
		M Baghdatis	6	3	6				M Baghdatis	77	4	3
		B Paire	3	6	2										8	H Chung	2	6	2
		V Pospisil	78	2	3											A de Minaur	6	4	6
		A de Minaur	66	6	6				A de Minaur	6	7
								11	S Johnson	4	5
																							A de Minaur	w/o
																							A Murray
								14	J Chardy	4	4
		M Bašić	69	4					M Copil	6	6
		M Copil	711	6												M Copil	77	3	64
		M McDonald	6	4	5											A Murray	65	6	77
		A Murray	3	6	7				A Murray	77	1	6
								4	K Edmund	64	6	4

Section 4

	First round							Second round							Third round							Quarterfinals
								6	L Pouille	62	6	3
	Q	V Millot	6	6				Q	V Millot	77	4	0r
		Y Sugita	3	2											6	L Pouille	5	78	65
		L Lacko	77	1	4											D Kudla	7	66	77
		D Kudla	63	6	6				D Kudla	6	6
								12	K Khachanov	2	3
																							D Kudla	1	4
																						16	A Rublev	6	6
								16	A Rublev	77	6
	WC	T Paul	3	77	6			WC	T Paul	65	4
	Q	A Bolt	6	60	2										16	A Rublev	6	6
		M Youzhny	4	4											WC	N Rubin	3	2
	WC	N Rubin	6	6				WC	N Rubin	6	78
								2	J Isner	4	66

Qualifying

Seeds

The top four seeds receive byes into the qualifying competition.

1. Jason Kubler (qualifying competition, lucky loser)
2. Ramkumar Ramanathan (qualifying competition)
3. Jason Jung (qualifying competition, retired)
4. Alex Bolt (qualified)
5. Christopher Eubanks (qualifying competition)
6. Filip Peliwo (first round)
7. Mitchell Krueger (qualified)
8. Donald Young (qualified)
9. Stefan Kozlov (first round)
10. Yosuke Watanuki (qualified)
11. Vincent Millot (qualified)
12. Illya Marchenko (first round)

Qualifiers

1. Yosuke Watanuki
2. Mitchell Krueger
3. Donald Young
4. Alex Bolt
5. Vincent Millot
6. Thai-Son Kwiatkowski

Lucky loser

1. Jason Kubler

Qualifying draw

First qualifier

	First round							Qualifying competition
								1	Jason Kubler	4	4
								10	Yosuke Watanuki	6	6
	Alt	Patrick Kypson	5	3
	10	Yosuke Watanuki	7	6

Second qualifier

	First round							Qualifying competition
								2	Ramkumar Ramanathan	3	3
								7	Mitchell Krueger	6	6
	WC	Andrew Fenty	64	1
	7	Mitchell Krueger	77	6

Third qualifier

	First round							Qualifying competition
								3	Jason Jung	7	5	0r
								8	Donald Young	5	7	1
	WC	Danny Thomas	62	6	2
	8	Donald Young	77	4	6

Fourth qualifier

	First round							Qualifying competition
								4	Alex Bolt	7	60	7
								WC	Jared Hiltzik	5	77	5
	WC	Jared Hiltzik	6	6
	9	Stefan Kozlov	3	3

Fifth qualifier

	First round							Qualifying competition
	5	Christopher Eubanks	6	6
	WC	Ryan Shane	3	2
								5	Christopher Eubanks	5	4
								11	Vincent Millot	7	6
	WC	Hunter Koontz	2	78	2
	11	Vincent Millot	6	66	6

Sixth qualifier

	First round							Qualifying competition
	6	Filip Peliwo	5	3
		Antoine Escoffier	7	6
									Antoine Escoffier	6	1	2r
									Thai-Son Kwiatkowski	3	6	5
		Thai-Son Kwiatkowski	78	0	7
	12/PR	Illya Marchenko	66	6	5

References

• Main draw
• Qualifying draw