2018 Marburg Open
| 2018 Marburg Open | |
|---|---|
| Date | 2 – 8 July |
| Edition | 9th |
| Draw | 32S / 16D |
| Surface | Clay |
| Location | Marburg, Germany |
| Champions | |
| Singles | |
 Juan Ignacio Londero | |
| Doubles | |
 Fabrício Neis /  David Vega Hernández | |
The 2018 Marburg Open was a professional tennis tournament played on clay courts. It was the ninth edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Marburg, Germany between 2 and 8 July 2018.
Singles main draw entrants
Seeds
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 EST
|
Jürgen Zopp | 107 | 1 |
 GER
|
Yannick Hanfmann | 111 | 2 |
 BOL
|
Hugo Dellien | 120 | 3 |
| BRA
|
Thiago Monteiro | 132 | 4 |
 POR
|
Pedro Sousa | 135 | 5 |
| BRA
|
Rogério Dutra Silva | 136 | 6 |
 RUS
|
Alexey Vatutin | 137 | 7 |
 SUI
|
Henri Laaksonen | 142 | 8 |
- 1 Rankings are as of 25 June 2018.
Other Entrants
The following players received wildcards into the singles main draw:
Benjamin Hassan- Julian Lenz
- Rudolf Molleker
- Mats Rosenkranz
The following player received entry into the singles main draw as a special exempt:
The following players received entry from the qualifying draw:
Champions
Singles
Juan Ignacio Londero def. 
Hugo Dellien 3–6, 7–5, 6–4.
Doubles
Fabrício Neis / 
David Vega Hernández def. 
Henri Laaksonen / Luca Margaroli 4–6, 6–4, [10–8].