2018 Città di Como Challenger

Country	Player	Rank1	Seed
SVK	Martin Kližan	72	1
BOL	Hugo Dellien	105	2
POR	Pedro Sousa	115	3
BRA	Thiago Monteiro	119	4
ARG	Juan Ignacio Londero	123	5
FRA	Stéphane Robert	136	6
POR	Gastão Elias	147	7
BRA	Rogério Dutra Silva	151	8

• ¹ Rankings are as of 20 August 2018.^[1]

The following players received wildcards into the singles main draw:

• Filippo Baldi
• Alessandro Coppini
• Francesco Forti
• Jannik Sinner

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

• Martin Kližan

The following players received entry from the qualifying draw:

• Facundo Argüello
• Dustin Brown
• Federico Coria
• Gianluca Mager

The following player received entry as a lucky loser:

• Roberto Marcora

• Salvatore Caruso def. Christian Garín 7–5, 6–4.

• Andre Begemann / Dustin Brown def. Martin Kližan / Filip Polášek 3–6, 6–4, [10–5].