- Source: 2017 Quito Challenger
The 2017 Quito Challenger was a professional tennis tournament played on clay courts. It was the 21st edition of the tournament which was part of the 2017 ATP Challenger Tour. It took place in Quito, Ecuador between 28 August and 3 September 2017.
Singles main-draw entrants
= Seeds
=1 Rankings are as of 21 August 2017.
= Other entrants
=The following players received wildcards into the singles main draw:
Emilio Gómez
Diego Hidalgo
Gonzalo Lama
Renzo Olivo
The following player received entry into the singles main draw as an alternate:
Cristian Rodríguez
The following players received entry from the qualifying draw:
Pedro Sakamoto
Carlos Salamanca
Manuel Sánchez
Juan Pablo Varillas
Champions
= Singles
=Nicolás Jarry def. Gerald Melzer 6–3, 6–2.
= Doubles
=Marcelo Arévalo / Miguel Ángel Reyes-Varela def. Nicolás Jarry / Roberto Quiroz 4–6, 6–4, [10–7].