# 2016 Stockton Challenger – Singles

Nao Hibino was the defending champion, but chose not to participate.
Alison Van Uytvanck won the title, defeating Anastasia Pivovarova in the final, 6–3, 3–6, 6–2.

## Seeds

* Nicole Gibbs (second round)
* Kristýna Plíšková (first round)
* Alison Van Uytvanck (champion)
* Urszula Radwańska (quarterfinals)
* Grace Min (first round)
* Taylor Townsend (first round)
* Zhu Lin (first round)
* Sachia Vickery (second round)

## Main draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| | Catherine Bellis | 2 | 6 | 4 | | | | | |
| 3 | Alison Van Uytvanck | 6 | 4 | 6 | | | | | |
| 3 | Alison Van Uytvanck | 6 | 4 | 6 | 3 | Alison Van Uytvanck | 6 | 3 | 6 |
| | | | | | | Anastasia Pivovarova | 3 | 6 | 2 |
| | Michelle Larcher de Brito | 4 | 4 | | | Anastasia Pivovarova | 3 | 6 | 2 |
| | Anastasia Pivovarova | 6 | 6 | | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | N Gibbs | 5 | 6 | 7 | | | | | | | | | | | | | | | |
| PR | A Wozniak | 7 | 4 | 5 | 1 | N Gibbs | 6$^3$ | 6$^6$ | | | | | | | | | | | |
| | V Kan | 4 | 5 | | | Ar Rodionova | 7$^7$ | 7$^8$ | | | | | | | | | | | |
| | Ar Rodionova | 6 | 7 | | | | | | | | Ar Rodionova | 2 | 3 | | | | | | |
| | Z Yang | 2 | 6$^4$ | | | | | | | | C Bellis | 6 | 6 | | | | | | |
| | C Bellis | 6 | 7$^7$ | | | C Bellis | 6 | 6 | | | | | | | | | | | |
| Q | D Krawczyk | 5 | 3 | | 8 | S Vickery | 4 | 0 | | | | | | | | | | | |
| 8 | S Vickery | 7 | 6 | | | | | | | | | | | | | C Bellis | 2 | 6 | 4 |
| 3 | A Van Uytvanck | 7 | 6 | | | | | | | | | | | | 3 | A Van Uytvanck | 6 | 4 | 6 |
| | M Oudin | 5 | 2 | | 3 | A Van Uytvanck | 6 | 6 | | | | | | | | | | | |
| | K Ahn | 4 | 6 | 4 | | R Sawayanagi | 2 | 0 | | | | | | | | | | | |
| | R Sawayanagi | 6 | 4 | 6 | | | | | | 3 | A Van Uytvanck | 6 | 0 | 6 | | | | | |
| Q | J Elie | 4 | 6 | 6 | | | | | | | J Loeb | 4 | 6 | 3 | | | | | |
| WC | A Kratzer | 6 | 4 | 1 | Q | J Elie | 3 | 6 | 2 | | | | | | | | | | |
| | J Loeb | 6 | 6 | | | J Loeb | 6 | 4 | 6 | | | | | | | | | | |
| 5 | G Min | 2 | 1 | | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals |
| 7 | L Zhu | 1 | 1 | | | | | | | | | | | | | |
| Q | C Whoriskey | 6 | 6 | | Q | C Whoriskey | 4 | 3 | | | | | | | | |
| | M Larcher de Brito | 6 | 4 | 6 | | M Larcher de Brito | 6 | 6 | | | | | | | | |
| | S Sharipova | 2 | 6 | 0 | | | | | | | M Larcher de Brito | 6 | 7 | | | |
| WC | M Gordon | 6 | 2 | 1 | | | | | | 4 | U Radwańska | 3 | 5 | | | |
| | S Sanders | 3 | 6 | 6 | | S Sanders | 3 | 2 | | | | | | | | |
| LL | P Hon | 6$^4$ | 5 | | 4 | U Radwańska | 6 | 6 | | | | | | | | |
| 4 | U Radwańska | 7$^7$ | 7 | | | | | | | | | | | M Larcher de Brito | 4 | 4 |
| 6 | T Townsend | 4 | 4 | | | | | | | | | | | A Pivovarova | 6 | 6 |
| | M Hibi | 6 | 6 | | | M Hibi | 6 | 4 | 1 | | | | | | | |
| | R Anderson | 6 | 7$^7$ | | | R Anderson | 3 | 6 | 6 | | | | | | | |
| WC | S Marand | 2 | 6$^1$ | | | | | | | | R Anderson | 4 | 5 | | | |
| | A Muhammad | 3 | 6 | 2 | | | | | | | A Pivovarova | 6 | 7 | | | |
| | A Pivovarova | 6 | 3 | 6 | | A Pivovarova | 6 | 6 | | | | | | | | |
| Q | C Simmonds | 7 | 6 | | Q | C Simmonds | 4 | 4 | | | | | | | | |
| 2 | Kr Plíšková | 5 | 3 | | | | | | | | | | | | | |