2017 Fairfield Challenger

The 2017 Fairfield Challenger was a professional tennis tournament played on hard courts. It was the third edition of the tournament which was part of the 2017 ATP Challenger Tour. It took place in Fairfield, California, United States between October 9 and October 15, 2017.

Seeds

 * 1 Rankings are as of October 2, 2017.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇦🇷 Axel Geller
 * 🇺🇸 Evan King
 * 🇺🇸 Alexander Sarkissian

The following player received entry into the singles main draw using a protected ranking:
 * 🇨🇦 Frank Dancevic

The following players received entry into the singles main draw as special exempts:
 * 🇺🇸 Kevin King
 * 🇺🇸 Bradley Klahn

The following players received entry from the qualifying draw:
 * 🇩🇪 Sebastian Fanselow
 * 🇦🇺 Christopher O'Connell
 * Ruan Roelofse
 * 🇨🇿 Jan Šátral

The following players received entry as lucky losers:
 * 🇺🇸 Sekou Bangoura
 * 🇨🇴 Alejandro González
 * 🇬🇧 Alexander Ward

Singles

 * 🇺🇸 Mackenzie McDonald def. 🇺🇸 Bradley Klahn 6–4, 6–2.

Doubles

 * 🇬🇧 Luke Bambridge / 🇮🇪 David O'Hare def. 🇪🇬 Akram El Sallaly / 🇧🇷 Bernardo Oliveira 6–4, 6–2.