2019 Santaizi ATP Challenger – Singles

Yuki Bhambri was the defending champion but chose not to defend his title.^[1]

Singles
2019 Santaizi ATP Challenger
Champion	Dennis Novak
Runner-up	Sergiy Stakhovsky
Score	6–2, 6–4

Main article: 2019 Santaizi ATP Challenger

Dennis Novak won the title after defeating Sergiy Stakhovsky 6–2, 6–4 in the final.

Seeds

All seeds receive a bye into the second round.

1. Lloyd Harris (third round)
2. Evgeny Donskoy (second round)
3. Sergiy Stakhovsky (final)
4. Lukáš Lacko (third round)
5. Matthias Bachinger (second round)
6. Kamil Majchrzak (third round)
7. Jason Jung (quarterfinals)
8. Marcos Baghdatis (second round, retired)
9. Ramkumar Ramanathan (quarterfinals)
10. Tatsuma Ito (quarterfinals)
11. Dennis Novak (champion)
12. James Duckworth (third round)
13. Kwon Soon-woo (semifinals)
14. Hiroki Moriya (second round)
15. Yūichi Sugita (quarterfinals)
16. Maxime Janvier (third round)

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• ITF = ITF entry
• PR = Protected ranking
• SR = Special ranking
• SE = Special exempt
• JE = Junior exempt
• JR = Junior Accelerator Programme entrant
• CO = College Accelerator Programme entrant
• NG = Next Gen Accelerator Program entrant
• w/o = Walkover
• r = Retired
• d = Defaulted

Finals

	Quarterfinals							Semifinals							Final
	13	Kwon Soon-woo	78	6
	9	Ramkumar Ramanathan	66	3
								13	Kwon Soon-woo	3	4
								11	Dennis Novak	6	6
	15	Yūichi Sugita	65	3
	11	Dennis Novak	77	6
															11	Dennis Novak	6	6
															3	Sergiy Stakhovsky	2	4
	10	Tatsuma Ito	63	77	4
	3	Sergiy Stakhovsky	77	65	6
								3	Sergiy Stakhovsky	77	77
									Go Soeda	64	64
	7	Jason Jung	63	1
		Go Soeda	77	6

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
								1	L Harris	79	6
	LL	B Klein	6	7				LL	B Klein	67	2
	Q	C-p Hsieh	3	5											1	L Harris	5	77	3
	Q	S Balaji	4	77	4										13	S-w Kwon	7	63	6
		L Saville	6	64	6				L Saville	4	4
								13	S-w Kwon	6	6
																						13	S-w Kwon	78	6
																						9	R Ramanathan	66	3
								9	R Ramanathan	6	6
		Y-s Chung	6	65	4				M Banes	3	2
		M Banes	2	77	6										9	R Ramanathan	4	6	6
		C Altamirano	5	7	3										WC	C-h Lo	6	3	2
	WC	Lo Chien-hsun	7	5	6			WC	C-h Lo	61	4
								8	M Baghdatis	77	2r

Section 2

	First round							Second round							Third round							Quarterfinals
								4	L Lacko	4	77	6
		M-A Hüsler	77	65	6				M-A Hüsler	6	60	2
		M Purcell	64	77	1										4	L Lacko	6	3	4
		S Mukund	3	4											15	Y Sugita	3	6	6
		C İlkel	6	6					C İlkel	5	3
								15	Y Sugita	7	6
																						15	Y Sugita	65	3
																						11	D Novak	77	6
								11	D Novak	6	6
		Renta Tokuda	6	6					R Tokuda	2	2
		Y Takahashi	2	1											11	D Novak	6	66	6
		K Uchida	6	6												K Uchida	3	78	4
		D-h Lee	4	4					K Uchida	78	6
								5	M Bachinger	66	2

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
								6	K Majchrzak	6	6
		A Santillan	6	77					A Santillan	3	1
	WC	Y-h Hsu	4	65											6	K Majchrzak	77	67	62
	WC	K-y Lee	6	6											10	T Ito	63	79	77
	WC	R Ho	4	2				WC	K-y Lee	3	3
								10	T Ito	6	6
																						10	T Ito	63	77	4
																						3	S Stakhovsky	77	65	6
								16	M Janvier	6	7
	PR	I Marchenko	6	3	4				TK Wang	4	5
		TK Wang	4	6	6										16	M Janvier	5	4
		S Robert	6	6											3	S Stakhovsky	7	6
		G Oliveira	3	4					S Robert	62	2
								3	S Stakhovsky	77	6

Section 4

	First round							Second round							Third round							Quarterfinals
								7	J Jung	6	6
		T-l Wu	6	6					T-l Wu	4	4
	WC	C-y Yu	4	3											7	J Jung	6	6
		Makoto Ochi	4	3											12	J Duckworth	2	2
		T-h Yang	6	6					T-h Yang	66	0
								12	J Duckworth	78	6
																						7	J Jung	63	1
																							G Soeda	77	6
								14	H Moriya	6	4	4
		A Harris	77	4	6				A Harris	4	6	6
		S Myneni	64	6	2											A Harris	2	3
		G Soeda	68	6	6											G Soeda	6	6
		Y Uchiyama	710	4	2				G Soeda	4	6	77
								2	E Donskoy	6	4	65