| 2016 Fairfield Challenger | |
|---|---|
| Date | 10–16 October |
| Edition | 2nd |
| Surface | Hard |
| Location | Fairfield, California, United States |
| Champions | |
| Singles | |
 Santiago Giraldo | |
| Doubles | |
 Brian Baker / Mackenzie McDonald | |
The 2016 Fairfield Challenger was a professional tennis tournament played on hard courts. It was the second edition of the tournament which was part of the 2016 ATP Challenger Tour. It took place in Fairfield, California, United States between 10 and 16 October 2016.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| USA | Frances Tiafoe | 117 | 1 |
| COL | Santiago Giraldo | 127 | 2 |
| USA | Tim Smyczek | 134 | 4 |
 BAR | Darian King | 135 | 4 |
 ITA | Alessandro Giannessi | 144 | 5 |
| USA | Dennis Novikov | 147 | 6 |
 SLO | Grega Žemlja | 162 | 7 |
 GER | Maximilian Marterer | 167 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry using special exemptions:
The following players received entry from the qualifying draw:
Brydan Klein 
Hans Podlipnik Dennis Nevolo Cameron Norrie Santiago Giraldo def. 
Quentin Halys, 4–6, 6–4, 6–2. Brian Baker / Mackenzie McDonald def. Sekou Bangoura / Eric Quigley, 6–3, 6–4.The 2011 Knoxville Challenger was a professional tennis tournament played on hard courts. It was the eighth edition of the tournament which is part of the 2011 ATP Challenger Tour. It took place in Knoxville, United States between 8 and 13 November 2011.
The 2014 Comerica Bank Challenger was a professional tennis tournament played on hard courts. It was the 27th edition of the tournament which was part of the 2014 ATP Challenger Tour. It took place in Aptos, California, United States between 2 and 10 August July 2014.
The 2016 Tallahassee Tennis Challenger was a professional tennis tournament played on green clay courts. It was the 17th edition of the tournament which was part of the 2016 ATP Challenger Tour. It took place in Tallahassee, Florida, United States between 25 April and 1 May 2016.
The 2016 Hall of Fame Tennis Championships was a men's tennis tournament played on outdoor grass courts. It was the 41st edition of the Hall of Fame Tennis Championships, and part of the ATP World Tour 250 series of the 2016 ATP World Tour. It took place at the International Tennis Hall of Fame in Newport, Rhode Island, United States, from July 11 through July 17, 2016.
The 2016 Nielsen Pro Tennis Championship is a professional tennis tournament played on hard courts. It is the 25th edition of the tournament which is part of the 2016 ATP Challenger Tour. It will take place in Winnetka, Illinois, between 4 and 10 July 2016.
The 2016 Kentucky Bank Tennis Championships was a professional tennis tournament played on outdoor hard courts. It was the 21st edition, for men, and 19th edition, for women, of the tournament and part of the 2016 ATP Challenger Tour and the 2016 ITF Women's Circuit, offering totals of $50,000, for both genders, in prize money. It took place in Lexington, Kentucky, United States, on 25–31 July 2016.
The 2016 Nordic Naturals Challenger was a professional tennis tournament played on hard courts. It was the 29th edition of the tournament which was part of the 2016 ATP Challenger Tour. It took place in Aptos, California, United States between 8 and 14 August 2016.
The 2015 Tiburon Challenger was a professional tennis tournament played on outdoor hard courts. It was the ninth edition of the tournament which was part of the 2015 ATP Challenger Tour. It took place in Tiburon, United States between 26 September and 4 October 2015.
The 2016 Tiburon Challenger was a professional tennis tournament played on outdoor hard courts. It was the tenth edition of the tournament which was part of the 2016 ATP Challenger Tour. It took place in Tiburon, United States between 26 September and 2 October 2016.
The 2016 Stockton ATP Challenger was a professional tennis tournament played on hard courts. It was the first edition of the tournament which was part of the 2016 ATP Challenger Tour. It took place in Stockton, California, United States between 1 October and 9 October 2016.
The 2015 Sacramento Challenger was a professional tennis tournament played on hard courts. It was the 11th edition of the tournament which was part of the 2015 ATP Challenger Tour. It took place in Sacramento, California, United States between 3 October and 11 October 2015.
The 2016 Charlottesville Men's Pro Challenger was a professional tennis tournament played on indoor hard courts. It was the eighth edition of the tournament which was part of the 2016 ATP Challenger Tour, taking place in Charlottesville, United States from October 31 to November 6, 2016.
The 2016 Knoxville Challenger was a professional tennis tournament played on indoor hard courts. It was the thirteenth edition of the tournament which was part of the 2016 ATP Challenger Tour. It took place in Knoxville, United States between 6 and 13 November 2016.
The 2017 Torneo Internacional Challenger León will be a professional tennis tournament played on hard courts. It will be the fifteenth edition of the tournament which will be part of the 2017 ATP Challenger Tour. It will take place in León, Mexico between 28 March and 2 April 2017.
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 9 and 15 October 2017.
The 2019 BNP Paribas Open was a professional tennis tournament played at Indian Wells, California in March 2019. It was the 46th edition of the men's event and 31st of the women's event, and was classified as an ATP Tour Masters 1000 event on the 2019 ATP Tour and a Premier Mandatory event on the 2019 WTA Tour. Both the men's and the women's events took place at the Indian Wells Tennis Garden in Indian Wells, California, from March 4 through March 17, 2019, on outdoor hard courts.
The 2019 RBC Tennis Championships of Dallas was a professional tennis tournament played on hard courts. It was the 22nd edition of the tournament and part of the 2019 ATP Challenger Tour. It took place in Dallas, United States between 4 and 10 February 2019.
The 2019 Fairfield Challenger was a professional tennis tournament played on hard courts. It was the fifth edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Fairfield, United States between 7 and 13 October 2019.
The 2020 Amex-Istanbul Challenger was a professional tennis tournament played on hard courts. It was the 33rd edition of the tournament which was part of the 2020 ATP Challenger Tour. It took place in Istanbul, Turkey between 19 and 25 October 2020.
The 2021 Nur-Sultan Challenger was a professional tennis tournament played on hard courts. It was the third edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Nur-Sultan, Kazakhstan between 22 and 28 February 2021.