# 2018 Fergana Challenger – Men's singles

Ilya Ivashka was the defending champion but chose not to defend his title.
Nikola Milojević won the title after defeating Enrique López Pérez 6–3, 6–4 in the final.

## Seeds

* Nikola Milojević (champion)
* Enrique López Pérez (final)
* Gonçalo Oliveira (second round)
* Lee Duck-hee (second round)
* Ivan Nedelko (second round, withdrew)
* Egor Gerasimov (semifinals)
* Roberto Cid Subervi (second round)
* Yosuke Watanuki (quarterfinals)

## 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 |
| 1 | Nikola Milojević | 6 | 5 | 6 | | | | |
| Q | Saketh Myneni | 4 | 7 | 0 | | | | |
| Q | Saketh Myneni | 4 | 7 | 0 | 1 | Nikola Milojević | 6 | 6 |
| | | | | | 2 | Enrique López Pérez | 3 | 4 |
| 6 | Egor Gerasimov | 4 | 4 | | 2 | Enrique López Pérez | 3 | 4 |
| 2 | Enrique López Pérez | 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 Milojević | 7 | 6$^{10}$ | 6 | | | | | | | | | | | | | | | |
| Q | K Kravchuk | 5 | 7$^{12}$ | 4 | 1 | N Milojević | 6 | 7 | | | | | | | | | | | |
| | E Karlovskiy | 6 | 6 | | | E Karlovskiy | 3 | 5 | | | | | | | | | | | |
| | J Menezes | 2 | 2 | | | | | | | 1 | N Milojević | 6 | 6$^9$ | 6 | | | | | |
| Q | T-l Wu | 7 | 7$^7$ | | | | | | | 8 | Yo Watanuki | 1 | 7$^{11}$ | 3 | | | | | |
| | I Gakhov | 5 | 6$^1$ | | Q | T-l Wu | 7$^7$ | 2 | 3 | | | | | | | | | | |
| | A Nedovyesov | 4 | 6$^4$ | | 8 | Yo Watanuki | 6$^5$ | 6 | 6 | | | | | | | | | | |
| 8 | Yo Watanuki | 6 | 7$^7$ | | | | | | | | | | | | 1 | N Milojević | 6 | 5 | 6 |
| 3 | G Oliveira | 5 | 6 | 6 | | | | | | | | | | | Q | S Myneni | 4 | 7 | 0 |
| | T Gabashvili | 7 | 3 | 3 | 3 | G Oliveira | 3 | 7$^7$ | 4 | | | | | | | | | | |
| | C İlkel | 6 | 6 | | | C İlkel | 6 | 6$^5$ | 6 | | | | | | | | | | |
| | A Bega | 2 | 2 | | | | | | | | C İlkel | 1 | 7$^7$ | 4 | | | | | |
| | D Zhyrmont | 4 | 0 | | | | | | | Q | S Myneni | 6 | 6$^5$ | 6 | | | | | |
| Q | S Myneni | 6 | 6 | | Q | S Myneni | 6 | 6 | | | | | | | | | | | |
| | M Eriksson | 4 | 3 | | 7 | R Cid Subervi | 0 | 4 | | | | | | | | | | | |
| 7 | R Cid Subervi | 6 | 6 | | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | E Gerasimov | 6 | 6 | | | | | | | | | | | | | |
| | L Grigelis | 2 | 3 | | 6 | E Gerasimov | 6 | 7$^7$ | | | | | | | | |
| WC | F Dustov | 6 | 4 | 6 | WC | F Dustov | 3 | 6$^4$ | | | | | | | | |
| | Y Mertens | 4 | 6 | 3 | | | | | 6 | E Gerasimov | 6 | 7$^7$ | | | | |
| WC | D Yevseyev | 3 | 3 | | | | | | | A Šetkić | 3 | 6$^4$ | | | | |
| | A Šetkić | 6 | 6 | | | A Šetkić | 6 | 6 | | | | | | | | |
| | Y Takahashi | 6$^3$ | 1 | | 4 | D-h Lee | 2 | 3 | | | | | | | | |
| 4 | D-h Lee | 7$^7$ | 6 | | | | | | | | | | 6 | E Gerasimov | 4 | 4 |
| 5 | I Nedelko | 5 | 6 | 7$^7$ | | | | | | | | | 2 | E López Pérez | 6 | 6 |
| WC | S Fayziev | 7 | 3 | 6$^0$ | 5 | I Nedelko | | | | | | | | | | |
| | R Statham | 6 | 6$^5$ | 2 | Q | S Sekiguchi | w/o | | | | | | | | | |
| Q | Shuichi Sekiguchi | 1 | 7$^7$ | 6 | | | | | Q | S Sekiguchi | 2 | 0$^r$ | | | | |
| | R Ortega Olmedo | 6$^6$ | 3 | | | | | | 2 | E López Pérez | 6 | 4 | | | | |
| WC | K Sultanov | 7$^8$ | 6 | | WC | K Sultanov | 5 | 6$^3$ | | | | | | | | |
| | D Guez | 0 | 6 | 2 | 2 | E López Pérez | 7 | 7$^7$ | | | | | | | | |
| 2 | E López Pérez | 6 | 2 | 6 | | | | | | | | | | | | |