2019 Puerto Vallarta Open

Country	Player	Rank1	Seed
KAZ	Alexander Bublik	98	1
ESP	Adrián Menéndez Maceiras	124	2
CAN	Peter Polansky	127	3
GER	Dustin Brown	173	4
AUT	Sebastian Ofner	174	5
GBR	James Ward	188	6
EGY	Mohamed Safwat	190	7
USA	Donald Young	199	8
BIH	Mirza Bašić	200	9
COL	Santiago Giraldo	202	10
ECU	Roberto Quiroz	207	11
SRB	Peđa Krstin	209	12
BAR	Darian King	213	13
AUS	John-Patrick Smith	228	14
AUT	Lucas Miedler	240	15
SLO	Blaž Rola	263	16

• ¹ Rankings are as of 22 April 2018.^[1]

The following players received wildcards into the singles main draw:

• Lucas Gómez
• Gerardo López Villaseñor
• Luis Patiño
• Peter Polansky
• Manuel Sánchez

The following player received entry into the singles main draw as an alternate:

• Alafia Ayeni

The following players received entry into the singles main draw using their ITF World Tennis Ranking:

• Andrés Artuñedo
• Baptiste Crepatte
• Skander Mansouri
• João Menezes
• Alejandro Tabilo

The following players received entry from the qualifying draw:

• Pavel Krainik
• Facundo Mena

• Sebastian Ofner def. John-Patrick Smith 7–6^(10–8), 3–6, 6–3.

• Matt Reid / John-Patrick Smith def. Gonzalo Escobar / Luis David Martínez 7–6^(12–10), 6–3.