2019 Las Vegas Challenger – Doubles

Marcelo Arévalo and Roberto Maytín were the defending champions^[1] but chose to defend their title with different partners. Arévalo partnered Miguel Ángel Reyes-Varela but lost in the first round to Ruben Gonzales and Ruan Roelofse. Maytín partnered Robert Galloway but lost in the first round to Nathan Pasha and Max Schnur.

Doubles
2019 Las Vegas Challenger
Champions	Ruben Gonzales Ruan Roelofse
Runners-up	Nathan Pasha Max Schnur
Score	2–6, 6–3, [10–8]

Main article: 2019 Las Vegas Challenger

Gonzales and Roelofse won the title after defeating Pasha and Schnur 2–6, 6–3, [10–8] in the final.

Seeds

1. Marcelo Arévalo / Miguel Ángel Reyes-Varela (first round)
2. Robert Galloway / Roberto Maytín (first round)
3. Evan King / Hunter Reese (semifinals)
4. Gonzalo Escobar / Roberto Quiroz (quarterfinals)

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

	First round							Quarterfinals							Semifinals							Final
	1	M Arévalo MÁ Reyes-Varela	6	4	[8]
		R Gonzales R Roelofse	4	6	[10]				R Gonzales R Roelofse	4	6	[10]
	WC	Alex Kobelt Jordan Sauer	3	4				WC	S Kozlov Jac Vance	6	3	[7]
	WC	S Kozlov Jack Vance	6	6												R Gonzales R Roelofse	6	3	[10]
	3	E King H Reese	3	7	[10]										3	E King H Reese	2	6	[4]
	WC	A Cozbinov Evan Song	6	5	[7]			3	E King H Reese	4	6	[10]
		M Krueger B Rola	7	6					M Krueger B Rola	6	3	[2]
		T Daniel JP Fruttero	5	2																			R Gonzales R Roelofse	2	6	[10]
		J Withrow D Young	77	6																			N Pasha M Schnur	6	3	[8]
		H Hach Verdugo D Novikov	64	3					J Withrow D Young	6	6
		R Cid Subervi D Popko	6	3	[7]			4	G Escobar R Quiroz	2	3
	4	G Escobar R Quiroz	2	6	[10]											J Withrow D Young	65	3
		A Lawson Ma Redlicki	68	6	[9]											N Pasha M Schnur	77	6
		D King P Polansky	710	4	[11]				D King P Polansky
		N Pasha M Schnur	4	6	[10]				N Pasha M Schnur	w/o
	2	R Galloway R Maytín	6	4	[5]