# 2017 Amex-Istanbul Challenger – Singles

Malek Jaziri was the defending champion and successfully defended his title.
Jaziri won the title after defeating Matteo Berrettini 7–6$^{(7–4)}$, 0–6, 7–5 in the final.

## Seeds

* Malek Jaziri (champion)
* Denis Istomin (quarterfinals, retired)
* Marius Copil (first round)
* Evgeny Donskoy (quarterfinals)
* Alexander Bublik (semifinals)
* Matteo Berrettini (final)
* Luca Vanni (withdrew)
* Stefanos Tsitsipas (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 | Final |
| 1 | Malek Jaziri | 6 | 4 | 6 | | | | | |
| | Karim-Mohamed Maamoun | 2 | 6 | 1 | | | | | |
| | Karim-Mohamed Maamoun | 2 | 6 | 1 | 1 | Malek Jaziri | 7$^7$ | 0 | 7 |
| | | | | | 6 | Matteo Berrettini | 6$^4$ | 6 | 5 |
| 6 | Matteo Berrettini | 7 | 6 | | 6 | Matteo Berrettini | 6$^4$ | 6 | 5 |
| 5 | Alexander Bublik | 5 | 3 | | | | | | |

### 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 | M Jaziri | 6 | 7$^8$ | | | | | | | | | | | | | | | | |
| Q | Marc Sieber | 2 | 6$^6$ | | 1 | M Jaziri | 3 | 7$^8$ | 7 | | | | | | | | | | |
| | B Bonzi | 6 | 6$^1$ | 6 | | B Bonzi | 6 | 6$^6$ | 5 | | | | | | | | | | |
| | J Eysseric | 3 | 7$^7$ | 4 | | | | | | 1 | M Jaziri | 6 | 6$^4$ | 6 | | | | | |
| | M İlhan | 2 | 6 | 6 | | | | | | | M İlhan | 2 | 7$^7$ | 0 | | | | | |
| | T Kamke | 6 | 2 | 3 | | M İlhan | 6 | 7 | | | | | | | | | | | |
| | C İlkel | 2 | 6 | 4 | LL | S Dzhanashia | 2 | 5 | | | | | | | | | | | |
| LL | Shalva Dzhanashia | 6 | 2 | 6 | | | | | | | | | | | 1 | M Jaziri | 6 | 4 | 6 |
| 3 | M Copil | 2 | 5 | | | | | | | | | | | | | K-M Maamoun | 2 | 6 | 1 |
| | M Janvier | 6 | 7 | | | M Janvier | 6$^8$ | 6 | 5 | | | | | | | | | | |
| WC | Muhammet Haylaz | 6$^1$ | 5 | | WC | A Çelikbilek | 7$^{10}$ | 0 | 7 | | | | | | | | | | |
| WC | A Çelikbilek | 7$^7$ | 7 | | | | | | | WC | A Çelikbilek | 2 | 4 | | | | | | |
| | R Ortega Olmedo | 4 | 3 | | | | | | | | K-M Maamoun | 6 | 6 | | | | | | |
| | K-M Maamoun | 6 | 6 | | | K-M Maamoun | 6 | 3 | 6 | | | | | | | | | | |
| | U Ignatik | 6 | 1 | 6 | | U Ignatik | 3 | 6 | 2 | | | | | | | | | | |
| 8 | S Tsitsipas | 4 | 6 | 3 | | | | | | | | | | | | | | | |

### 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | M Berrettini | 7 | 6 | | | | | | | | | | | | | | |
| | R Berankis | 5 | 1 | | 6 | M Berrettini | 6 | 6 | | | | | | | | | |
| | S Robert | 6$^6$ | 3 | | Q | R Kern | 4 | 4 | | | | | | | | | |
| Q | R Kern | 7$^8$ | 6 | | | | | | | 6 | M Berrettini | 6 | 6 | | | | |
| | M Bašić | 3 | 6 | 7 | | | | | | 4 | E Donskoy | 2 | 4 | | | | |
| Q | Y Mertens | 6 | 3 | 5 | | M Bašić | 1 | 4 | | | | | | | | | |
| | T Gabashvili | 4 | 1$^r$ | | 4 | E Donskoy | 6 | 6 | | | | | | | | | |
| 4 | E Donskoy | 6 | 4 | | | | | | | | | | | 6 | M Berrettini | 7 | 6 |
| 5 | A Bublik | 6 | 7 | | | | | | | | | | | 5 | A Bublik | 5 | 3 |
| WC | MN Türker | 2 | 5 | | 5 | A Bublik | 2 | 6 | 6 | | | | | | | | |
| | A Šetkić | 2 | 3 | | | S Bolelli | 6 | 0 | 1 | | | | | | | | |
| | S Bolelli | 6 | 6 | | | | | | | 5 | A Bublik | 3 | | | | | |
| WC | A Yüksel | 1 | 3 | | | | | | | 2 | D Istomin | 2$^r$ | | | | | |
| Q | R Safiullin | 6 | 6 | | Q | R Safiullin | 3 | 6 | 6$^3$ | | | | | | | | |
| | V Millot | 6$^4$ | 0$^r$ | | 2 | D Istomin | 6 | 3 | 7$^7$ | | | | | | | | |
| 2 | D Istomin | 7$^7$ | 0 | | | | | | | | | | | | | | |