| Date: | 8–14 August |
| Edition: | 29th |
| Location: | Aptos, California, United States |
| Champs: |  Daniel Evans |
| Champd: | Nicolaas Scholtz / Tucker Vorster |
| Before Name: | Comerica Bank Challenger |
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.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| United Kingdom | Daniel Evans | 82 | 1 | |
 Japan | Yoshihito Nishioka | 97 | 2 | |
| Bjorn Fratangelo | 119 | 3 | ||
| Stefan Kozlov | 161 | 4 | ||
 India | Ramkumar Ramanathan | 199 | 5 | |
| Ernesto Escobedo | 205 | 6 | ||
 Uzbekistan | Farrukh Dustov | 220 | 7 | |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
John Lamble Cameron Norrie Eric Quigley Raymond SarmientoThe following player received entry as a lucky loser:
See main article: 2016 Nordic Naturals Challenger – Singles.
Daniel Evans def. Cameron Norrie, 6–3, 6–4See main article: 2016 Nordic Naturals Challenger – Doubles.
Mackenzie McDonald / 
Ben McLachlan, 6–7(5–7), 6–3, [10–8]