Singles
2015 Columbus Challenger
Champion	Dennis Novikov
Runner-up	Ryan Harrison
Score	6–3, 3–6, 6–3

This was the first edition of the tournament.

Dennis Novikov won the title after defeating Ryan Harrison 6–3, 3–6, 6–3 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	1	Tim Smyczek	65	77	1
	4	Ryan Harrison	77	65	6
								4	Ryan Harrison	4	6	3
								8	Dennis Novikov	6	3	6
		Alex Kuznetsov	3	6	3
	8	Dennis Novikov	6	3	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	T Smyczek	6	65	6
		E Quigley	4	77	3			1	T Smyczek	6	6
		M Krueger	1	2					J Milton	0	1
		J Milton	6	6											1	T Smyczek	6	6
	Q	D O'Brien	3	1												S Bangoura	3	3
		S Bangoura	6	6					S Bangoura	77	6
		J Statham	3	78	6				J Statham	63	4
	6	B Rola	6	66	2																	1	T Smyczek	65	77	1
	4	R Harrison	6	6																		4	R Harrison	77	65	6
		A Bossel	4	2				4	R Harrison	6	6
		Q Halys	6	2	6				Q Halys	4	3
		P Bester	1	6	0										4	R Harrison	6	6
		H Laaksonen	6	6												H Laaksonen	3	3
		M Reid	2	4					H Laaksonen	710	6
		T Garanganga	6	3	6				T Garanganga	68	4
	5	A Krajicek	2	6	3

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	B Klein	6	63	6
	Q	Hugo Di Feo	1	77	3			7	B Klein	2	2
		Connor Smith	3	5					A Kuznetsov	6	6
		A Kuznetsov	6	7												A Kuznetsov	6	77
	Q	Damon Gooch	6	3	1										3	B Fratangelo	2	65
		A Bega	4	6	6				A Bega	6	2	2
	PR	P Polansky	7	4	61			3	B Fratangelo	4	6	6
	3	B Fratangelo	5	6	77																		A Kuznetsov	3	6	3
	8	D Novikov	77	77																		8	D Novikov	6	3	6
		S Kozlov	62	63				8	D Novikov	77	64	6
	Q	P Kobelt	6	1	3				M Arévalo	62	77	2
		M Arévalo	2	6	6										8	D Novikov	6	6
	PR	Dennis Nevolo	5	3												C Buchanan	4	4
		C Buchanan	7	6					C Buchanan	6	77
		D Cox	711	3	2			2	J-P Smith	4	62
	2	J-P Smith	69	6	6

References

• Main Draw
• Qualifying Draw