# 2012 Natomas Men's Professional Tennis Tournament – Singles

Ivo Karlović was the defending champion but decided not to participate. James Blake won the title, defeating Mischa Zverev 6–1, 1–6, 6–4 in the final.

## Seeds

* Benjamin Becker (first round)
* James Blake (champion)
* Ryan Sweeting (withdrew because of food poisoning)
* Wayne Odesnik (first round)
* Matteo Viola (quarterfinals)
* Peter Polansky (first round, retired because of a shoulder injury)
* Tim Smyczek (first round)
* Denis Kudla (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 |
| WC | Daniel Kosakowski | 2 | 2 | | | | | |
| | Mischa Zverev | 6 | 6 | | | | | |
| | Mischa Zverev | 6 | 6 | | Mischa Zverev | 1 | 6 | 4 |
| | | | | 2/WC | James Blake | 6 | 1 | 6 |
| | Bobby Reynolds | 2 | 6$^3$ | 2/WC | James Blake | 6 | 1 | 6 |
| 2/WC | James Blake | 6 | 7$^7$ | | | | | |

### 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | B Becker | 5 | 3 | | | | | | | | | | | | | | |
| WC | D Kosakowski | 7 | 6 | | WC | D Kosakowski | 4 | 7$^7$ | 6 | | | | | | | | |
| Q | P Simmonds | 6 | 3 | 1 | | M McClune | 6 | 6$^5$ | 2 | | | | | | | | |
| | M McClune | 1 | 6 | 6 | | | | | | WC | D Kosakowski | 6 | 6 | | | | |
| | R Farah | 6 | 6 | | | | | | | 5 | M Viola | 4 | 4 | | | | |
| | A Bogdanovic | 1 | 2 | | | R Farah | 3 | 0 | | | | | | | | | |
| | S Groth | 2 | 3 | | 5 | M Viola | 6 | 6 | | | | | | | | | |
| 5 | M Viola | 6 | 6 | | | | | | | | | | | WC | D Kosakowski | 2 | 2 |
| LL | F Wolmarans | 4 | 4 | | | | | | | | | | | | M Zverev | 6 | 6 |
| | M Reid | 6 | 6 | | | M Reid | 4 | 3 | | | | | | | | | |
| | T Sandgren | 6 | 6 | | | T Sandgren | 6 | 6 | | | | | | | | | |
| WC | F Nielsen | 1 | 2 | | | | | | | | T Sandgren | 2 | 4 | | | | |
| | M Zverev | 2 | 6 | 6 | | | | | | | M Zverev | 6 | 6 | | | | |
| | S Bubka | 6 | 2 | 3 | | M Zverev | 7$^7$ | 6 | | | | | | | | | |
| | I van der Merwe | 6 | 6 | | | I van der Merwe | 6$^5$ | 3 | | | | | | | | | |
| 7 | T Smyczek | 3 | 2 | | | | | | | | | | | | | | |

### 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 | Semifinals |
| 6 | P Polansky | 6 | 6$^2$ | 1$^r$ | | | | | | | | | | | | | | |
| | A El Mihdawy | 3 | 7$^7$ | 4 | | A El Mihdawy | 3 | 1 | | | | | | | | | | |
| | J Sock | 6$^6$ | 6$^4$ | | | B Reynolds | 6 | 6 | | | | | | | | | | |
| | B Reynolds | 7$^8$ | 7$^7$ | | | | | | | | B Reynolds | 5 | 6 | 6 | | | | |
| Q | L Gregorc | 6 | 4 | 6$^3$ | | | | | | | L Vanni | 7 | 2 | 3 | | | | |
| | L Vanni | 4 | 6 | 7$^7$ | | L Vanni | 6 | 6 | | | | | | | | | | |
| | A Kuznetsov | 6 | 6 | | | A Kuznetsov | 4 | 4 | | | | | | | | | | |
| 4 | W Odesnik | 4 | 4 | | | | | | | | | | | | | B Reynolds | 2 | 6$^3$ |
| 8 | D Kudla | 3 | 0 | | | | | | | | | | | | 2/WC | J Blake | 6 | 7$^7$ |
| Q | G Jones | 6 | 6 | | Q | G Jones | 6 | 4 | 3 | | | | | | | | | |
| | J Millman | 6$^0$ | 4 | | WC | B Klahn | 3 | 6 | 6 | | | | | | | | | |
| WC | B Klahn | 7$^7$ | 6 | | | | | | | WC | B Klahn | 6$^5$ | 6$^4$ | | | | | |
| | R Williams | 7 | 6$^3$ | 4 | | | | | | 2/WC | J Blake | 7$^7$ | 7$^7$ | | | | | |
| | R de Voest | 5 | 7$^7$ | 6 | | R de Voest | 4 | 4 | | | | | | | | | | |
| Q | Taro Daniel | 6 | 3 | 1 | 2/WC | J Blake | 6 | 6 | | | | | | | | | | |
| 2/WC | J Blake | 4 | 6 | 6 | | | | | | | | | | | | | | |