# 2015 JSM Challenger of Champaign–Urbana – Singles

Henri Laaksonen won the title, defeating Taylor Fritz in the final 4–6, 6–2, 6–2

## Seeds

* Malek Jaziri (quarterfinals)
* Austin Krajicek (quarterfinals)
* Ryan Harrison (second round, retired)
* James Duckworth (first round)
* Alejandro Falla (first round)
* John-Patrick Smith (second round)
* Bjorn Fratangelo (first round)
* Blaž Rola (second 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 |
| | Taylor Harry Fritz | 6$^4$ | 6 | 6 | | | | |
| Q | Mackenzie McDonald | 7$^7$ | 2 | 2 | | | | |
| Q | Mackenzie McDonald | 7$^7$ | 2 | 2 | Taylor Harry Fritz | 6 | 2 | 2 |
| | | | | | Henri Laaksonen | 4 | 6 | 6 |
| | Henri Laaksonen | 5 | 6 | 7$^7$ | Henri Laaksonen | 4 | 6 | 6 |
| Q | Clay Thompson | 7 | 3 | 6$^2$ | | | | |

### 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 | Semifinals |
| 1 | M Jaziri | 6 | 6 | | | | | | | | | | | | | | | |
| WC | N Rubin | 4 | 2 | | 1 | M Jaziri | 7 | 7$^7$ | | | | | | | | | | |
| | D Nguyen | 6 | 6 | | | D Nguyen | 5 | 6$^5$ | | | | | | | | | | |
| WC | M Mmoh | 4 | 3 | | | | | | | 1 | M Jaziri | 1 | 2 | | | | | |
| | G Lapentti | 3 | 2 | | | | | | | | T H Fritz | 6 | 6 | | | | | |
| | T H Fritz | 6 | 6 | | | T H Fritz | 6 | 3 | 6 | | | | | | | | | |
| | D Evans | 6 | 6 | | | D Evans | 2 | 6 | 4 | | | | | | | | | |
| 7 | B Fratangelo | 3 | 3 | | | | | | | | | | | | T H Fritz | 6$^4$ | 6 | 6 |
| 3 | R Harrison | 6 | 6 | | | | | | | | | | | Q | M McDonald | 7$^7$ | 2 | 2 |
| | M Michalička | 3 | 3 | | 3 | R Harrison | 6 | 1 | 0$^r$ | | | | | | | | | |
| WC | Jared Hiltzik | 6 | 1 | 0 | Q | M McDonald | 2 | 6 | 0 | | | | | | | | | |
| Q | M McDonald | 3 | 6 | 6 | | | | | | Q | M McDonald | 7 | 6 | | | | | |
| | J Donaldson | 4 | 4 | | | | | | | | M Krueger | 5 | 1 | | | | | |
| | M Krueger | 6 | 6 | | | M Krueger | 7 | 7$^7$ | | | | | | | | | | |
| | D Novikov | 6$^2$ | 2 | | 6 | J-P Smith | 5 | 6$^3$ | | | | | | | | | | |
| 6 | J-P Smith | 7$^7$ | 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 | Semifinals | Semifinals |
| 5 | A Falla | 6 | 3 | 2 | | | | | | | | | | | | | | | |
| | F Tiafoe | 4 | 6 | 6 | | F Tiafoe | 3 | 7$^7$ | 4 | | | | | | | | | | |
| | E Quigley | 6 | 6 | | | E Quigley | 6 | 6$^3$ | 6 | | | | | | | | | | |
| | T Paul | 4 | 3 | | | | | | | | E Quigley | 6 | 0 | 1 | | | | | |
| Q | C Buchanan | 6$^5$ | 3 | | | | | | | | H Laaksonen | 3 | 6 | 6 | | | | | |
| | H Laaksonen | 7$^7$ | 6 | | | H Laaksonen | 3 | 7$^8$ | 7$^7$ | | | | | | | | | | |
| | F Nielsen | 6 | 6 | | | F Nielsen | 6 | 6$^6$ | 6$^3$ | | | | | | | | | | |
| 4 | J Duckworth | 3 | 4 | | | | | | | | | | | | | H Laaksonen | 5 | 6 | 7$^7$ |
| 8 | B Rola | 6 | 6 | | | | | | | | | | | | Q | C Thompson | 7 | 3 | 6$^2$ |
| | L Broady | 3 | 3 | | 8 | B Rola | 6$^4$ | 3 | | | | | | | | | | | |
| WC | Dennis Nevolo | 6 | 4 | 6$^2$ | Q | C Thompson | 7$^7$ | 6 | | | | | | | | | | | |
| Q | C Thompson | 4 | 6 | 7$^7$ | | | | | | Q | C Thompson | 4 | 7 | 6 | | | | | |
| | A Bossel | 6 | 6 | | | | | | | 2 | A Krajicek | 6 | 5 | 3 | | | | | |
| | B Kavčič | 2 | 1 | | | A Bossel | 6$^3$ | 3 | | | | | | | | | | | |
| Q | R Sarmiento | 4 | 4 | | 2 | A Krajicek | 7$^7$ | 6 | | | | | | | | | | | |
| 2 | A Krajicek | 6 | 6 | | | | | | | | | | | | | | | | |