Singles
2015 Las Vegas Challenger
Champion	Thiemo de Bakker
Runner-up	Grega Žemlja
Score	3–6, 6–3, 6–1

This was the first edition of the tournament, Thiemo de Bakker won the title defeating Grega Žemlja in the final 3–6, 6–3, 6–1.

Seeds

Draw

Finals

	Semifinals							Final
	8	Dennis Novikov	6	2	65
		Grega Žemlja	4	6	77
									Grega Žemlja	6	3	1
								7	Thiemo de Bakker	3	6	6
	7	Thiemo de Bakker	77	4	6
		Blaž Kavčič	65	6	4

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	A Krajicek	6	6
		L Broady	3	2				1	A Krajicek	7	7
	Q	H Laaksonen	5	2					M Michalička	5	5
		M Michalička	7	6											1	A Krajicek	62	6	63
		D Evans	3	6	6										8	D Novikov	77	3	77
		A Sarkissian	6	4	3				D Evans	4	62
	WC	Evan Song	4	4				8	D Novikov	6	77
	8	D Novikov	6	6																		8	D Novikov	6	2	65
	4	D Brown	65	6	3																		G Žemlja	4	6	77
		G Žemlja	77	1	6				G Žemlja	66	6	6
	SE	T Fritz	6	6				SE	T Fritz	78	2	2
		N Barrientos	3	2												G Žemlja	6	3	6
		F Tiafoe	6	4	78										5	B Rola	2	6	3
	Q	Dennis Nevolo	2	6	66				F Tiafoe	1	4
	Q	E Struvay	66	4				5	B Rola	6	6
	5	B Rola	78	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	T de Bakker	6	6
		M Krueger	2	4				7	T de Bakker	6	6
	WC	Jakob Amilon	0	2					D King	2	4
		D King	6	6											7	T de Bakker	6	6
		G Lapentti	6	6											WC	M Mmoh	1	3
	WC	Ace Matias	3	0					G Lapentti	3	6	3
	WC	M Mmoh	6	6				WC	M Mmoh	6	3	6
	3	R Harrison	2	3																		7	T de Bakker	77	4	6
	6	J Donaldson	6	6																			B Kavčič	65	6	4
		J McGee	3	1				6	J Donaldson	6	2	77
	Q	E Quigley	6	77				Q	E Quigley	2	6	64
		C Buchanan	0	64											6	J Donaldson	6	5	1
		P Bester	5	0												B Kavčič	3	7	6
		B Kavčič	7	6					B Kavčič	77	6
		F Dancevic	4	2				2	T Smyczek	65	4
	2	T Smyczek	6	6

References

• Main Draw
• Qualifying Draw