2020 Bangkok Challenger II – Singles

James Duckworth was the defending champion[1] but chose not to defend his title.

Singles
2020 Bangkok Challenger II
Champion	Federico Gaio
Runner-up	Robin Haase
Final score	6–1, 4–6, 4–2 ret.

Main article: 2020 Bangkok Challenger II

Federico Gaio won the title after Robin Haase retired in the final trailing 1–6, 6–4, 2–4 in the third set.

Seeds

All seeds receive a bye into the second round.

1. Jiří Veselý (Quarterfinals)
2. Go Soeda (Third round)
3. Paolo Lorenzi (Second round)
4. Antoine Hoang (Second round)
5. Attila Balázs (Third round, retired)
6. Zhang Zhizhen (Second round)
7. Martin Kližan (Second round)
8. Federico Gaio (Champion)
9. Sebastian Ofner (Second round)
10. Robin Haase (Final, retired)
11. Roberto Marcora (Second round)
12. Denis Istomin (Third round)
13. Peter Polansky (Third round)
14. Dmitry Popko (Semifinals)
15. Ramkumar Ramanathan (Quarterfinals)
16. Botic van de Zandschulp (Third round)

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

Finals

	Quarterfinals							Semifinals							Final
	1	Jiří Veselý	6^3	3
	8	Federico Gaio	7^7	6
								8	Federico Gaio	6	6
								14	Dmitry Popko	4	3
	14	Dmitry Popko	6	6
		Daniel Altmaier	0	4
															8	Federico Gaio	6	4	4
															10	Robin Haase	1	6	2^r
		Roman Safiullin	6	4	3
		Hugo Grenier	2	6	6
									Hugo Grenier	6^5	3
								10	Robin Haase	7^7	6
	10	Robin Haase	7^7	6
	15	Ramkumar Ramanathan	6^5	2

Top half

Section 1

	First Round							Second Round							Third Round							Quarterfinals
								1	J Veselý	6	3	6
	WC	Thanapet Chanta	6^3	0					Z Kolář	4	6	3
		Z Kolář	7^7	6											1	J Veselý	6	3	6
		Denis Yevseyev	6	6											16	B van de Zandschulp	3	6	4
	WC	P Kovapitukted	3	1					D Yevseyev	6^5	6	4
								16	B van de Zandschulp	7^7	1	6
																						1	J Veselý	6^3	3
																						8	F Gaio	7^7	6
								12	D Istomin	6	7^9
		S Giraldo	6	4					S Giraldo	3	6^7
		G Oliveira	0	1^r											12	D Istomin	4	2
	WC	K Samrej	4	3											8	F Gaio	6	6
	Alt	K Uchida	6	6				Alt	K Uchida	6	6^5	5
								8	F Gaio	3	7^7	7

Section 2

	First Round							Second Round							Third Round							Quarterfinals
								3	P Lorenzi	3	2
		D-h Lee	1	3					S Mukund	6	6
		S Mukund	6	6												S Mukund	5	4
		N Kuhn	0	7^7	1										14	D Popko	7	6
	Q	A Karatsev	6	6^4	6			Q	A Karatsev	6	0	4
								14	D Popko	4	6	6
																						14	D Popko	6	6
																							D Altmaier	0	4
								9	S Ofner	3	2
		E Karlovskiy	6	6					E Karlovskiy	6	6
	WC	Michael Mathayomchand	3	2												E Karlovskiy	5	6	3
		D Altmaier	6	6												D Altmaier	7	4	6
		M Jaziri	2	1					D Altmaier	6	6
								7	M Kližan	3	3

Bottom half

Section 3

	First Round							Second Round							Third Round							Quarterfinals
								6	Zh Zhang	6	1	6^5
		R Safiullin	6	0					R Safiullin	3	6	7^7
		Y Bai	1	1^r												R Safiullin	6	6
	WC	W Trongcharoenchaikul	5	7^7	1										WC	W Trongcharoenchaikul	4	4
		GM Moroni	7	6^4	0^r			WC	W Trongcharoenchaikul	3	6	6
								11	R Marcora	6	3	4
																							R Safiullin	6	4	3
																							H Grenier	2	6	6
								13	P Polansky	6	7
		V Galović	3	0^r					S Sekiguchi	3	5
		Shuichi Sekiguchi	6	3											13	P Polansky	6	4	6^4
		Hugo Grenier	6	6												H Grenier	3	6	7^7
	PR	A De Greef	1	4					H Grenier	6	3	6
								4	A Hoang	0	6	1

Section 4

	First Round							Second Round							Third Round							Quarterfinals
								5	A Balázs	6	3	6
	Alt	F Peliwo	5	4					F Baldi	1	6	4
		F Baldi	7	6											5	A Balázs	4	1^r
	Q	M Bašić	3	1											10	R Haase	6	2
		R Olivo	6	6					R Olivo	3	3
								10	R Haase	6	6
																						10	R Haase	7^7	6
																						15	R Ramanathan	6^5	2
								15	R Ramanathan	7^7	1
		B Gojo	6^4	2					JC Aragone	6^5	0^r
		JC Aragone	7^7	6											15	R Ramanathan	7	7
		I Marchenko	6	5	4										2	G Soeda	5	5
	Alt	Alex Molčan	2	7	6			Alt	A Molčan	6	6^4	2
								2	G Soeda	0	7^7	6

References

1. "James Duckworth wins Bangkok Challenger II, returns to world's top 200". www.sportingnews.com.

• Main Draw
• Qualifying Draw