# 2017 Knoxville Challenger – Singles

Michael Mmoh was the defending champion but lost in the first round to Bradley Klahn.
Filip Peliwo won the title after defeating Denis Kudla 6–4, 6–2 in the final.

## Seeds

* Tennys Sandgren (first round)
* Henri Laaksonen (semifinals)
* Taylor Fritz (quarterfinals)
* Cameron Norrie (first round)
* Bjorn Fratangelo (quarterfinals)
* Stefan Kozlov (first round)
* Michael Mmoh (first round)
* Tommy Paul (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 | Semifinals | Final | Final | Final | Final |
| PR | Bradley Klahn | 6 | 2 | 5 | | | | |
| | Denis Kudla | 2 | 6 | 7 | | | | |
| | Denis Kudla | 2 | 6 | 7 | | Denis Kudla | 4 | 2 |
| | | | | | Q | Filip Peliwo | 6 | 6 |
| Q | Filip Peliwo | 6 | 6 | | Q | Filip Peliwo | 6 | 6 |
| 2 | Henri Laaksonen | 3 | 0 | | | | | |

### 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 | T Sandgren | 4 | 6$^5$ | | | | | | | | | | | | | | | | |
| | J-P Smith | 6 | 7$^7$ | | | J-P Smith | 4 | 7 | 5 | | | | | | | | | | |
| | K King | 2 | 5 | | LL | E Corrie | 6 | 5 | 7 | | | | | | | | | | |
| LL | E Corrie | 6 | 7 | | | | | | | LL | E Corrie | 3 | 6$^3$ | | | | | | |
| Q | F Nielsen | 4 | 6$^2$ | | | | | | | PR | B Klahn | 6 | 7$^7$ | | | | | | |
| | D King | 6 | 7$^7$ | | | D King | 6$^8$ | 5 | | | | | | | | | | | |
| PR | B Klahn | 1 | 6 | 6 | PR | B Klahn | 7$^{10}$ | 7 | | | | | | | | | | | |
| 7 | M Mmoh | 6 | 4 | 4 | | | | | | | | | | | PR | B Klahn | 6 | 2 | 5 |
| 4 | C Norrie | 4 | 6 | 3 | | | | | | | | | | | | D Kudla | 2 | 6 | 7 |
| | D Kudla | 6 | 3 | 6 | | D Kudla | 6 | 6 | | | | | | | | | | | |
| | R Opelka | 7$^9$ | 4 | 1 | WC | J Hiltzik | 3 | 4 | | | | | | | | | | | |
| WC | Jared Hiltzik | 6$^7$ | 6 | 6 | | | | | | | D Kudla | 6 | 3 | 6 | | | | | |
| Q | M Moraing | 6 | 6 | | | | | | | 5 | B Fratangelo | 1 | 6 | 4 | | | | | |
| Alt | D Novikov | 4 | 2 | | Q | M Moraing | 4 | 7 | 2 | | | | | | | | | | |
| | M Krueger | 4 | 5 | | 5 | B Fratangelo | 6 | 5 | 6 | | | | | | | | | | |
| 5 | B Fratangelo | 6 | 7 | | | | | | | | | | | | | | | | |

### Bottom half

| 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 |
| 8 | T Paul | 4 | 5 | | | | | | | | | | | | | |
| Q | F Peliwo | 6 | 7 | Q | F Peliwo | 7$^7$ | 4 | 6 | | | | | | | | |
| WC | Luis Valero | 0 | 3 | | L Broady | 6$^3$ | 6 | 4 | | | | | | | | |
| | L Broady | 6 | 6 | | | | | | Q | F Peliwo | 7$^9$ | 6 | | | | |
| | D Köpfer | 5 | 3 | | | | | | 3 | T Fritz | 6$^7$ | 1 | | | | |
| | N Rubin | 7 | 6 | | N Rubin | 6$^5$ | 1 | | | | | | | | | |
| | M McDonald | 4 | 3 | 3 | T Fritz | 7$^7$ | 6 | | | | | | | | | |
| 3 | T Fritz | 6 | 6 | | | | | | | | | | Q | F Peliwo | 6 | 6 |
| 6 | S Kozlov | 6$^3$ | 2 | | | | | | | | | | 2 | H Laaksonen | 3 | 0 |
| | T Smyczek | 7$^7$ | 6 | | T Smyczek | 6 | 6 | | | | | | | | | |
| WC | R Schneider | 3 | 5 | Q | A Ward | 4 | 2 | | | | | | | | | |
| Q | A Ward | 6 | 7 | | | | | | | T Smyczek | 6$^1$ | 4 | | | | |
| | B Schnur | 6 | 6 | | | | | | 2 | H Laaksonen | 7$^7$ | 6 | | | | |
| | M Giron | 4 | 3 | | B Schnur | 4 | 5 | | | | | | | | | |
| WC | Timo Stodder | 4 | 4 | 2 | H Laaksonen | 6 | 7 | | | | | | | | | |
| 2 | H Laaksonen | 6 | 6 | | | | | | | | | | | | | |