2016 AON Open Challenger – Doubles
| Doubles | |
|---|---|
| 2016 AON Open Challenger | |
| Champions |  Julio Peralta  Horacio Zeballos | 
| Runners-up |  Aliaksandr Bury  Andrei Vasilevski | 
| Score | 6–4, 6–3 | 
Guillermo Durán and Horacio Zeballos were the defending champions but chose to participate with different partners. Durán played alongside Andrés Molteni while Zeballos played with Julio Peralta. Durán lost in the first round to Andrea Arnaboldi and Ramkumar Ramanathan.
Zealous successfully defended his title, defeating Aliaksandr Bury and Andrei Vasilevski 6–4, 6–3 in the final.
Seeds
 Julio Peralta / Julio Peralta / Horacio Zeballos (champions) Horacio Zeballos (champions)
 Guillermo Durán / Guillermo Durán / Andrés Molteni (first round) Andrés Molteni (first round)
 Johan Brunström / Johan Brunström / Andreas Siljeström (first round) Andreas Siljeström (first round)
 James Cerretani / James Cerretani / Philipp Oswald (first round) Philipp Oswald (first round)
Draw
Key
- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- ITF = ITF entry
- PR = Protected ranking
- SR = Special ranking
- SE = Special exempt
- JE = Junior exempt
- JR = Junior Accelerator Programme entrant
- CO = College Accelerator Programme entrant
- NG = Next Gen Accelerator Program entrant
- w/o = Walkover
- r = Retired
- d = Defaulted
| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 |  J Peralta  H Zeballos | 6 | 6 | ||||||||||||||||||||||||
| WC |  A Basso  Alessandro Ceppellini | 4 | 1 | 1 |  J Peralta  H Zeballos | 6 | 6 | ||||||||||||||||||||
| WC |  Edoardo Eremin  L Sonego | 4 | 62 |  G Kretschmer  I Zelenay | 2 | 3 | |||||||||||||||||||||
|  G Kretschmer  I Zelenay | 6 | 77 | 1 |  J Peralta  H Zeballos | 6 | 6 | |||||||||||||||||||||
| 3 |  J Brunström  A Siljeström | 65 | 6 | [6] | WC |  M Donati  J Ocleppo | 2 | 1 | |||||||||||||||||||
|  N Mektić  A Šančić | 77 | 3 | [10] |  N Mektić  A Šančić | 78 | 1 | [6] | ||||||||||||||||||||
|  M Cecchinato .svg.png) S Diez | 5 | 3 | WC |  M Donati  J Ocleppo | 66 | 6 | [10] | ||||||||||||||||||||
| WC |  M Donati  J Ocleppo | 7 | 6 | 1 |  J Peralta  H Zeballos | 6 | 6 | ||||||||||||||||||||
|  T Bednarek .svg.png) R Junaid | 66 | 3 |  A Bury  A Vasilevski | 4 | 3 | ||||||||||||||||||||||
|  A Motti  H-y Peng | 78 | 6 |  A Motti  H-y Peng | 63 | 64 | ||||||||||||||||||||||
|  A Bury  A Vasilevski | 7 | 77 |  A Bury  A Vasilevski | 77 | 77 | ||||||||||||||||||||||
| 4 |  J Cerretani  P Oswald | 5 | 65 |  A Bury  A Vasilevski | 2 | 6 | [10] | ||||||||||||||||||||
|  R Ghedin  D Marcan | 6 | 6 |  R Ghedin  D Marcan | 6 | 2 | [7] | |||||||||||||||||||||
|  T Gabashvili  D Istomin | 4 | 3 |  R Ghedin  D Marcan | 6 | 6 | ||||||||||||||||||||||
| Alt |  A Arnaboldi  R Ramanathan | 6 | 6 | Alt |  A Arnaboldi  R Ramanathan | 4 | 4 | ||||||||||||||||||||
| 2 |  G Durán  A Molteni | 4 | 4 | ||||||||||||||||||||||||