Seeds

The following were the seeded players. Seedings were based on ATP rankings as of September 30, 2019. Rankings and points before are as of October 7, 2019.

Seed	Rank	Player	Points before	Points defending	Points won	Points after	Status
1	1	Novak Djokovic	10,365	1,000	180	9,545	Quarterfinals lost to Stefanos Tsitsipas [6]
2	3	Roger Federer	7,130	360	180	6,950	Quarterfinals lost to Alexander Zverev [5]
3	4	Daniil Medvedev	4,965	45	1,000	5,920	Champion, defeated Alexander Zverev [5]
4	5	Dominic Thiem	4,915	10	180	5,085	Quarterfinals lost to Matteo Berrettini [11]
5	6	Alexander Zverev	4,185	360	600	4,425	Runner-up, lost to Daniil Medvedev [3]
6	7	Stefanos Tsitsipas	3,630	90	360	3,900	Semifinals lost to Daniil Medvedev [3]
7	9	Karen Khachanov	2,945	45	90	2,990	Third round lost to Fabio Fognini [10]
8	10	Roberto Bautista Agut	2,575	90	90	2,575	Third round lost to Matteo Berrettini [11]
9	11	Gaël Monfils	2,375	10	45	2,410	Second round lost to Hubert Hurkacz
10	12	Fabio Fognini	2,280	(45)†	180	2,415	Quarterfinals lost to Daniil Medvedev [3]
11	13	Matteo Berrettini	2,221	16	360	2,565	Semifinals lost to Alexander Zverev [5]
12	15	Borna Ćorić	2,130	600	10	1,540	First round lost to Andrey Rublev
13	14	David Goffin	2,190	0	90	2,280	Third round lost to Roger Federer [2]
14	16	Diego Schwartzman	1,995	10	10	1,995	First round lost to Vasek Pospisil [Q]
15	26	Nikoloz Basilashvili	1,440	45	90	1,485	Third round lost to Dominic Thiem [4]
16	17	John Isner	1,895	0	90	1,985	Third round lost to Novak Djokovic [1]

† The player used an exemption to skip the tournament in 2018. Accordingly, points for his 18th best result are deducted instead.

The following players would have been seeded, but they withdrew from the event.

Rank	Player	Points before	Points defending	Points after	Reason
2	Rafael Nadal	9,225	0	9,225	Left wrist injury
8	Kei Nishikori	3,040	180	2,860	Right elbow injury
18	Kevin Anderson	1,780	180	1,600	Right knee injury

Other entrants

The following players received wildcards into the singles main draw:

• Li Zhe
• Andy Murray
• Zhang Ze
• Zhang Zhizhen

The following player received entry as a special exempt:

• John Millman

The following players received entry from the qualifying draw:

• Alexander Bublik
• Pablo Carreño Busta
• Marco Cecchinato
• Jérémy Chardy
• Juan Ignacio Londero
• Cameron Norrie
• Vasek Pospisil

Withdrawals

Before the tournament

• Kevin Anderson → replaced by Frances Tiafoe
• Juan Martín del Potro → replaced by Lorenzo Sonego
• Laslo Đere → replaced by Filip Krajinović
• Nick Kyrgios → replaced by Albert Ramos Viñolas
• Rafael Nadal → replaced by Pablo Cuevas
• Kei Nishikori → replaced by Sam Querrey
• Milos Raonic → replaced by Mikhail Kukushkin
• Stan Wawrinka → replaced by Miomir Kecmanović

Retirements

• Mikhail Kukushkin

Seeds

Country	Player	Country	Player	Rank1	Seed
COL	Juan Sebastián Cabal	COL	Robert Farah	2	1
POL	Łukasz Kubot	BRA	Marcelo Melo	9	2
ESP	Marcel Granollers	ARG	Horacio Zeballos	12	3
RSA	Raven Klaasen	NZL	Michael Venus	18	4
GER	Kevin Krawietz	GER	Andreas Mies	26	5
FRA	Nicolas Mahut	FRA	Édouard Roger-Vasselin	35	6
NED	Jean-Julien Rojer	ROU	Horia Tecău	39	7
CRO	Mate Pavić	BRA	Bruno Soares	39	8

• Rankings are as of September 30, 2019

Other entrants

The following pairs received wildcards into the doubles main draw:

• Borna Ćorić / Hua Runhao
• Gao Xin / Li Zhe
• Gong Maoxin / Zhang Ze

Singles

• Daniil Medvedev def. Alexander Zverev, 6–4, 6–1

Doubles

• Mate Pavić / Bruno Soares def. Łukasz Kubot / Marcelo Melo, 6–4, 6–2