2018 Marburg Open – Doubles
# 2018 Marburg Open – Doubles

Máximo González and Fabrício Neis were the defending champions but only Neis chose to defend his title, partnering David Vega Hernández. Neis successfully defended his title.

Neis and Vega Hernández won the title after defeating Henri Laaksonen and Luca Margaroli 4–6, 6–4, [10–8] in the final.

## Seeds

* Fabrício Neis / David Vega Hernández (champions)
* Nathan Pasha / Hunter Reese (first round)
* Dustin Brown / Rameez Junaid (first round)
* Hans Hach Verdugo / Andreas Siljeström (semifinals)

## 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

| First round | First round | First round | First round | First round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1 | F Neis D Vega Hernández | 4 | 6 | [11] | | | | | | | | | | | | | | | |
| WC | B Hassan Constantin Schmitz | 6 | 4 | [9] | 1 | F Neis D Vega Hernández | 6 | 5 | [10] | | | | | | | | | | |
| | L Harris R Roelofse | 6 | 3 | [10] | | L Harris R Roelofse | 3 | 7 | [7] | | | | | | | | | | |
| | M Moraing O Otte | 3 | 6 | [7] | | | | | | 1 | F Neis D Vega Hernández | 6 | $7^7$ | | | | | | |
| 3 | D Brown R Junaid | 1 | 4 | | | | | | | | A Martin G Oliveira | 3 | $6^5$ | | | | | | |
| | T Khabibulin V Manafov | 6 | 6 | | | T Khabibulin V Manafov | 1 | 5 | | | | | | | | | | | |
| | G Panfil A Vatutin | 3 | 3 | | | A Martin G Oliveira | 6 | 7 | | | | | | | | | | | |
| | A Martin G Oliveira | 6 | 6 | | | | | | | | | | | | 1 | F Neis D Vega Hernández | 4 | 6 | [10] |
| | M Polmans N Serdarušić | 5 | 4 | | | | | | | | | | | | | H Laaksonen L Margaroli | 6 | 4 | [8] |
| WC | E Benchetrit R Molleker | 7 | 6 | | WC | E Benchetrit R Molleker | | | | | | | | | | | | | |
| | S Galdós JI Londero | 2 | 3 | | 4 | H Hach Verdugo A Siljeström | w/o | | | | | | | | | | | | |
| 4 | H Hach Verdugo A Siljeström | 6 | 6 | | | | | | | 4 | H Hach Verdugo A Siljeström | 6 | 5 | [9] | | | | | |
| WC | R Kern J Lenz | 7 | 2 | [10] | | | | | | | H Laaksonen L Margaroli | 3 | 7 | [11] | | | | | |
| | T Bednarek F Mergea | 5 | 6 | [5] | WC | R Kern J Lenz | $6^3$ | 2 | | | | | | | | | | | |
| | H Laaksonen L Margaroli | $6^6$ | 6 | [10] | | H Laaksonen L Margaroli | $7^7$ | 6 | | | | | | | | | | | |
| 2 | N Pasha H Reese | $7^8$ | 3 | [6] | | | | | | | | | | | | | | | |
