2018 Lima Challenger

Country	Player	Rank1	Seed
URU	Pablo Cuevas	66	1
ARG	Federico Delbonis	74	2
ARG	Guido Andreozzi	92	3
CHI	Christian Garín	103	4
ESP	Pablo Andújar	106	5
BRA	Thiago Monteiro	114	6
ITA	Paolo Lorenzi	115	7
BOL	Hugo Dellien	116	8

• ¹ Rankings are as of 15 October 2018.^[1]

The following players received wildcards into the singles main draw:

• Nicolás Álvarez
• Emilio Gómez
• Kento Tagashira
• Juan Pablo Varillas

The following player received entry into the singles main draw using a protected ranking:

• Santiago Giraldo

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

• Miljan Zekić

The following players received entry from the qualifying draw:

• Marcelo Tomás Barrios Vera
• Andrea Collarini
• Renzo Olivo
• Cristian Rodríguez

• Christian Garín def. Pedro Sousa 6–4, 6–4.

• Guido Andreozzi / Guillermo Durán def. Ariel Behar / Gonzalo Escobar 2–6, 7–6^(7–5), [10–5].