2018 Sydney International – Men's singles

Gilles Müller was the defending champion, but lost in the quarterfinals to Benoît Paire.

Men's singles
2018 Sydney International
Champion	Daniil Medvedev
Runner-up	Alex de Minaur
Score	1–6, 6–4, 7–5
Draw	28 (4 Q / 3 WC )
Seeds	8

Main article: 2018 Sydney International

Daniil Medvedev won his first ATP title, defeating Alex de Minaur in the final, 1–6, 6–4, 7–5.

Seeds

The top four seeds receive a bye into the second round.

1. Albert Ramos Viñolas (second round)
2. Gilles Müller (quarterfinals)
3. Diego Schwartzman (second round)
4. Fabio Fognini (semifinals)
5. Adrian Mannarino (quarterfinals)
6. Philipp Kohlschreiber (first round)
7. Damir Džumhur (second round, retired)
8. Mischa Zverev (first round)

Draw

Finals

	Semifinals							Final
	Q	Daniil Medvedev	2	6	6
	4	Fabio Fognini	6	4	1
								Q	Daniil Medvedev	1	6	7
								SE	Alex de Minaur	6	4	5
	SE	Alex de Minaur	4	6	6
		Benoît Paire	6	1	1

Top half

	First round							Second round							Quarterfinals							Semifinals
								1	A Ramos Viñolas	3	5
		P Lorenzi	77	6					P Lorenzi	6	7
	WC	J Thompson	65	4												P Lorenzi	3	3
	SE	G Simon	1	4											Q	D Medvedev	6	6
		J Donaldson	6	6					J Donaldson	3	6	5
	Q	D Medvedev	6	6				Q	D Medvedev	6	4	7
	6	P Kohlschreiber	2	3																		Q	D Medvedev	2	6	6
																						4	F Fognini	6	4	1
								4	F Fognini	3	6	6
		A Dolgopolov	6	66	7				A Dolgopolov	6	3	4
		V Troicki	3	78	5										4	F Fognini	64	77	6
	WC	A Bolt	7	5	4										5	A Mannarino	77	64	2
	LL	R Berankis	5	7	6			LL	R Berankis	2	1
	Q	E Donskoy	7	5	4			5	A Mannarino	6	6
	5	A Mannarino	5	7	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	D Džumhur	6	6
		J-L Struff	1	4				7	D Džumhur	2	0r
	SE	A de Minaur	6	6				SE	A de Minaur	6	3
		F Verdasco	4	2											SE	A de Minaur	6	6
	Q	A Vukic	6	65	3											F López	4	4
		F López	4	77	6				F López	6	77
								3	D Schwartzman	3	61
																						SE	A de Minaur	4	6	6
	8	M Zverev	5	3																			B Paire	6	1	1
		L Mayer	7	6					L Mayer	2	6	1
		A Bedene	6	65	3				B Paire	6	3	6
		B Paire	1	77	6											B Paire	6	6
	Q	A Popyrin	64	0											2	G Müller	4	4
	WC	J Millman	77	6				WC	J Millman	65	4
								2	G Müller	77	6

Qualifying

Seeds

1. Daniil Medvedev (qualified)
2. Federico Delbonis (first round)
3. Evgeny Donskoy (qualified)
4. Dušan Lajović (first round)
5. Nicolas Mahut (qualifying competition)
6. Ričardas Berankis (qualifying competition, lucky loser)
7. Václav Šafránek (qualifying competition)
8. Teymuraz Gabashvili (qualifying competition, retired)

Qualifiers

1. Daniil Medvedev
2. Alexei Popyrin
3. Evgeny Donskoy
4. Aleksandar Vukic

Lucky loser

1. Ričardas Berankis

Qualifying draw

First qualifier

	First round							Qualifying competition
	1	Daniil Medvedev	6	6
		Alexander Zhurbin	1	2
								1	Daniil Medvedev	6	6
								7	Václav Šafránek	2	4
	Alt	Fabrice Martin	1	2
	7	Václav Šafránek	6	6

Second qualifier

	First round							Qualifying competition
	2	Federico Delbonis	6	3	3
	WC	Alexei Popyrin	4	6	6
								WC	Alexei Popyrin	4	77	6
								5	Nicolas Mahut	6	64	4
	WC	Christopher O'Connell	6	4	4
	5	Nicolas Mahut	2	6	6

Third qualifier

	First round							Qualifying competition
	3	Evgeny Donskoy	6	6
	Alt	Nicholas Monroe	3	4
								3	Evgeny Donskoy	6
								8	Teymuraz Gabashvili	5r
		Vladimir Polyakov
	8	Teymuraz Gabashvili	w/o

Fourth qualifier

	First round							Qualifying competition
	4	Dušan Lajović	5	65
		Aleksandar Vukic	7	77
									Aleksandar Vukic	7	6
								6	Ričardas Berankis	5	2
		Matthew Barton	5	3
	6	Ričardas Berankis	7	6