# 2015 Nielsen Pro Tennis Championship – Singles

Denis Kudla was the defending champion, but he did not participate this year. Somdev Devvarman won the title by defeating Daniel Nguyen in the final by a score of 7–5, 4–6, 7–6$^{(7–5)}$. The final match lasted for 3 hours and 31 minutes.

## Seeds

* Tatsuma Ito (first round)
* Illya Marchenko (second round)
* Blaž Kavčič (second round)
* Austin Krajicek (second round)
* Ryan Harrison (semifinals)
* Yūichi Sugita (withdrew)
* Somdev Devvarman (champion)
* Connor Smith (first round)

## 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 | Final | Final | Final | Final | Final |
| 7 | Somdev Devvarman | 6 | 6 | | | | | |
| 5 | Ryan Harrison | 0 | 4 | | | | | |
| 5 | Ryan Harrison | 0 | 4 | 7 | Somdev Devvarman | 7 | 4 | 7$^7$ |
| | | | | | Daniel Nguyen | 5 | 6 | 6$^5$ |
| | Adrien Bossel | 2 | 4 | | Daniel Nguyen | 5 | 6 | 6$^5$ |
| | Daniel Nguyen | 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 |
| 1 | T Ito | 6 | 2 | 4 | | | | | | | | | | | | | | |
| Q | N Meister | 1 | 6 | 6 | Q | N Meister | 6 | 7$^{14}$ | | | | | | | | | | |
| Q | Dennis Nevolo | 6 | 6 | | Q | D Nevolo | 3 | 6$^{12}$ | | | | | | | | | | |
| | J Jung | 2 | 4 | | | | | | | Q | N Meister | 6$^4$ | 6 | 2 | | | | |
| | M Pecotić | 2 | 7 | 7$^7$ | | | | | | 7 | S Devvarman | 7$^7$ | 4 | 6 | | | | |
| | D Kutrovsky | 6 | 5 | 6$^2$ | | M Pecotić | 2 | 5 | | | | | | | | | | |
| | F Tiafoe | 3 | 1 | | 7 | S Devvarman | 6 | 7 | | | | | | | | | | |
| 7 | S Devvarman | 6 | 6 | | | | | | | | | | | | 7 | S Devvarman | 6 | 6 |
| 3 | B Kavčič | 7$^7$ | 6 | | | | | | | | | | | | 5 | R Harrison | 0 | 4 |
| | A Sarkissian | 6$^5$ | 4 | | 3 | B Kavčič | 3 | 6 | 7 | | | | | | | | | |
| Q | M Giron | 6 | 7$^7$ | | Q | M Giron | 6 | 2 | 5 | | | | | | | | | |
| WC | T Fawcett | 1 | 6$^2$ | | | | | | | 3 | B Kavčič | 6$^3$ | 7$^8$ | 1 | | | | |
| Alt | F Dancevic | 6 | 6 | | | | | | | 5 | R Harrison | 7$^7$ | 6$^6$ | 6 | | | | |
| | S Myneni | 3 | 2 | | Alt | F Dancevic | 7$^7$ | 5 | 6$^5$ | | | | | | | | | |
| WC | S Kozlov | 4 | 4 | | 5 | R Harrison | 6$^2$ | 7 | 7$^7$ | | | | | | | | | |
| 5 | R Harrison | 6 | 6 | | | | | | | | | | | | | | | |

### 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 | Quarterfinals | Semifinals | Semifinals | Semifinals |
| 8 | Connor Smith | 4 | 2 | | | | | | | | | | | | | | |
| WC | Jared Hiltzik | 6 | 6 | | WC | J Hiltzik | 6 | 6 | | | | | | | | | |
| Alt | T Sandgren | 5 | 6 | 6$^3$ | LL | E Escobedo | 4 | 4 | | | | | | | | | |
| LL | E Escobedo | 7 | 3 | 7$^7$ | | | | | | WC | J Hiltzik | 3 | 7 | 4 | | | |
| | A Bossel | 7$^7$ | 1 | 6 | | | | | | | A Bossel | 6 | 5 | 6 | | | |
| | A Kuznetsov | 6$^5$ | 6 | 3 | | A Bossel | 7$^8$ | 6 | | | | | | | | | |
| | Erik Crepaldi | 6 | 1 | 2 | 4 | A Krajicek | 6$^6$ | 3 | | | | | | | | | |
| 4 | A Krajicek | 4 | 6 | 6 | | | | | | | | | | | A Bossel | 2 | 4 |
| Q | A Whittington | 7$^9$ | 6 | | | | | | | | | | | | D Nguyen | 6 | 6 |
| WC | M McDonald | 6$^7$ | 2 | | Q | A Whittington | 6 | 1 | 2 | | | | | | | | |
| | D Nguyen | 6$^4$ | 6 | 6 | | D Nguyen | 3 | 6 | 6 | | | | | | | | |
| | Henrique Cunha | 7$^7$ | 2 | 2 | | | | | | | D Nguyen | 6 | 6 | | | | |
| | M Krueger | 6 | 6 | | | | | | | | M Krueger | 4 | 4 | | | | |
| | A Bolt | 4 | 1 | | | M Krueger | 6 | 2 | 7 | | | | | | | | |
| | B Mitchell | 6$^0$ | 3 | | 2 | I Marchenko | 4 | 6 | 5 | | | | | | | | |
| 2 | I Marchenko | 7$^7$ | 6 | | | | | | | | | | | | | | |