2019 Sydney International – Men's singles

Daniil Medvedev was the defending champion, but withdrew before his first match.^[1][2]

Men's singles
2019 Sydney International
Champion	Alex de Minaur
Runner-up	Andreas Seppi
Score	7–5, 7–6(7–5)
Draw	28 (4 Q / 3 WC )
Seeds	8

Main article: 2019 Sydney International

Alex de Minaur won his first ATP Tour title, defeating Andreas Seppi in the final, 7–5, 7–6^(7–5).^[3]

Seeds

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

1. Stefanos Tsitsipas (quarterfinals)
2. Daniil Medvedev (withdrew due to right shoulder injury)
3. Diego Schwartzman (semifinals)
4. Gilles Simon (semifinals)
5. Alex de Minaur (champion)
6. Lucas Pouille (first round)
7. Márton Fucsovics (second round)
8. Andreas Seppi (final)

^[4]

Draw

Finals

	Semifinals							Final
	8	Andreas Seppi	77	6
	3	Diego Schwartzman	63	4
								8	Andreas Seppi	5	65
								5	Alex de Minaur	7	77
	4	Gilles Simon	3	2
	5	Alex de Minaur	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
								1	S Tsitsipas	6	6
		M Ebden	6	3	4			LL	G Andreozzi	3	4
	LL	G Andreozzi	3	6	6										1	S Tsitsipas	6	4	4
		M Kližan	77	4	77										8	A Seppi	4	6	6
	WC	A Popyrin	64	6	65				M Kližan	62	2
		J Chardy	5	6	4			8	A Seppi	77	6
	8	A Seppi	7	2	6																	8	A Seppi	77	6
																						3	D Schwartzman	63	4
								3	D Schwartzman	6	6
		D Kudla	5	4				Q	G García López	2	3
	Q	G García López	7	6											3	D Schwartzman	6	3	77
		R Harrison	4	2											Q	Y Nishioka	1	6	61
	Q	Y Nishioka	6	6				Q	Y Nishioka	6	6
	Q	A Rublev	6	6				Q	A Rublev	3	1
	6	L Pouille	2	3

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	M Fucsovics	3	6	6
	WC	J Duckworth	6	3	4			7	M Fucsovics	3	4
		J Millman	4	77	7				J Millman	6	6
		F Tiafoe	6	65	5											J Millman	5	6	63
		M Jaziri	1	1r											4	G Simon	7	3	77
		S Querrey	6	4					S Querrey	65	78	4
								4	G Simon	77	66	6
																						4	G Simon	3	2
	5	A de Minaur	6	6																		5	A de Minaur	6	6
		D Lajović	4	3				5	A de Minaur	6	77
	Q	R Opelka	6	6				Q	R Opelka	4	65
		A Ramos Viñolas	3	4											5	A de Minaur	77	6
	WC	J Thompson	6	6											WC	J Thompson	64	3
		A Mannarino	3	3				WC	J Thompson	3	77	6
								LL	T Daniel	6	65	0

Qualifying

Seeds

1. Aljaž Bedene (first round)
2. Andrey Rublev (qualified)
3. Yoshihito Nishioka (qualified)
4. Taro Daniel (qualifying competition, lucky loser)
5. Guido Andreozzi (qualifying competition, lucky loser)
6. Jaume Munar (first round)
7. Pablo Andújar (first round)
8. Cristian Garín (qualifying competition)

Qualifiers

1. Guillermo García López
2. Andrey Rublev
3. Yoshihito Nishioka
4. Reilly Opelka

Lucky losers

1. Guido Andreozzi
2. Taro Daniel

Qualifying draw

First qualifier

	First round							Qualifying competition
	1	Aljaž Bedene	7	4	64
		Guillermo García López	5	6	77
									Guillermo García López	77	6
								WC	Alex Bolt	63	3
	WC	Alex Bolt	3	7	6
	6	Jaume Munar	6	5	3

Second qualifier

	First round							Qualifying competition
	2	Andrey Rublev	6	6
		Evgeny Donskoy	1	4
								2	Andrey Rublev	7	6
								5	Guido Andreozzi	5	2
	WC	Christopher O'Connell	6	4	3
	5	Guido Andreozzi	4	6	6

Third qualifier

	First round							Qualifying competition
	3	Yoshihito Nishioka	5	6	6
		Jason Kubler	7	1	3
								3	Yoshihito Nishioka	6	7
								8	Cristian Garín	3	5
		Pedro Sousa	3	3
	8	Cristian Garín	6	6

Fourth qualifier

	First round							Qualifying competition
	4	Taro Daniel	6	7
		Lukáš Rosol	4	5
								4	Taro Daniel	77	4	4
									Reilly Opelka	65	6	6
		Reilly Opelka	6	7
	7	Pablo Andújar	1	5