2020 Columbus Challenger – Singles

Singles
2020 Columbus Challenger
Champion	Jeffrey John Wolf
Runner-up	Denis Istomin
Score	6–4, 6–2

Main article: 2020 Columbus Challenger

Peter Polansky was the defending champion but lost in the second round to Strong Kirchheimer.

Jeffrey John Wolf won the title after defeating Denis Istomin 6–4, 6–2 in the final.

Seeds

All seeds receive a bye into the second round.

1. Christopher O'Connell (Third round)
2. Marc Polmans (Quarterfinals)
3. Cedrik-Marcel Stebe (Quarterfinals)
4. Emilio Gómez (Third round)
5. Denis Istomin (Final)
6. Jeffrey John Wolf (Champion)
7. Dudi Sela (Second round, retired)
8. Mikael Torpegaard (Semifinals)
9. Ramkumar Ramanathan (Second round)
10. Peter Polansky (Second round)
11. Andrew Harris (Second round)
12. Jason Kubler (Second round)
13. Jurij Rodionov (Semifinals)
14. Juan Pablo Ficovich (Second round)
15. Nam Ji-sung (Third round)
16. Aleksandar Vukic (Quarterfinals)

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
• SR = Special ranking

Finals

	Quarterfinals							Semifinals							Final
	13	Jurij Rodionov	77	77
		Kaichi Uchida	65	63
								13	Jurij Rodionov	3	61
								5	Denis Istomin	6	77
	16	Aleksandar Vukic	3	2
	5	Denis Istomin	6	6
															5	Denis Istomin	4	2
															6	Jeffrey John Wolf	6	6
	6	Jeffrey John Wolf	5	77	6
	3	Cedrik-Marcel Stebe	7	64	3
								6	Jeffrey John Wolf	77	77
								8	Mikael Torpegaard	62	65
	8	Mikael Torpegaard	7	77
	2	Marc Polmans	5	62

Top half

Section 1

	First Round							Second Round							Third Round							Quarterfinals
								1	C O'Connell	6	6
		S Bangoura	6	6					S Bangoura	4	2
	Alt	Austin Rapp	3	3											1	C O'Connell	77	65	2
		R Ortega Olmedo	65	2											13	J Rodionov	64	77	6
		D Hidalgo	77	6					D Hidalgo	6	4	4
								13	J Rodionov	4	6	6
																						13	J Rodionov	77	77
																							K Uchida	65	63
								10	P Polansky	6	1	65
	Alt	Strong Kirchheimer	4	6	6			Alt	S Kirchheimer	4	6	77
		J Hernández-Fernández	6	2	3										Alt	S Kirchheimer	4	6	64
		K Uchida	6	3	77											K Uchida	6	1	77
		Evan Song	3	6	62				K Uchida	7	1
								7	D Sela	5	0r

Section 2

	First Round							Second Round							Third Round							Quarterfinals
								4	E Gómez	6	6
		N Hardt	6	3	0				R Rodríguez	4	0
		R Rodríguez	2	6	6										4	E Gómez	64	6	66
		Ma Redlicki	64	3											16	A Vukic	77	3	78
		Antoine Escoffier	77	6					A Escoffier	3	66
								16	A Vukic	6	78
																						16	A Vukic	3	2
																						5	D Istomin	6	6
								12	J Kubler	6	61	4
	WC	Justin Boulais	4	2					G Clezar	2	77	6
		G Clezar	6	6												G Clezar	3	1
	Alt	A Cozbinov	6	6											5	D Istomin	6	6
	Q	Luca Castelnuovo	3	2				Alt	A Cozbinov	2	2
								5	D Istomin	6	6

Bottom half

Section 3

	First Round							Second Round							Third Round							Quarterfinals
								6	JJ Wolf	65	6	6
		Jordi Arconada	3	66					J Ward	77	3	4
		J Ward	6	78											6	JJ Wolf	6	4	6
	WC	J McNally	63	65												R Quiroz	2	6	2
		R Quiroz	77	77					R Quiroz	77	4	6
								11	A Harris	65	6	1
																						6	JJ Wolf	5	77	6
																						3	C-M Stebe	7	64	3
								14	JP Ficovich	2	65
	WC	Alexander Brown	3	65					J Härteis	6	77
		J Härteis	6	77												J Härteis	4	1
		Matija Pecotić	77	6											3	C-M Stebe	6	6
		U Blanch	64	3					M Pecotić	4	67
								3	C-M Stebe	6	79

Section 4

	First Round							Second Round							Third Round							Quarterfinals
								8	M Torpegaard	65	6	6
		C Gómez-Herrera	3	3					K King	77	4	4
		K King	6	6											8	M Torpegaard	77	4	6
		D Young	5	66											Q	Z Li	62	6	4
	Q	Z Li	7	78				Q	Z Li	79	77
								9	R Ramanathan	67	64
																						8	M Torpegaard	7	77
																						2	M Polmans	5	62
								15	J-s Nam	6	6
		L Glasspool	77	6					L Glasspool	3	2
	WC	Cannon Kingsley	63	3											15	J-s Nam	3	5
	Alt	R Roelofse	1	79	66										2	M Polmans	6	7
		Aleksandar Kovacevic	6	67	78				A Kovacevic	66	4
								2	M Polmans	78	6

References

• Main Draw
• Qualifying Draw