The 2018 Sparkassen Open was a professional tennis tournament played on clay courts. It was the 25th edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Braunschweig, Germany between 9 and 14 July 2018.
| 2018 Sparkassen Open | |
|---|---|
| Date | 9–14 July |
| Edition | 25th |
| Surface | Clay |
| Location | Braunschweig, Germany |
| Champions | |
| Singles | |
 Yannick Hanfmann | |
| Doubles | |
 Santiago González /  Wesley Koolhof | |
Singles main-draw entrants
editSeeds
edit| Country | Player | Rank1 | Seed |
|---|---|---|---|
 URU
|
Pablo Cuevas | 76 | 1 |
 ESP
|
Roberto Carballés Baena | 79 | 2 |
| ESP
|
Jaume Munar | 89 | 3 |
| GER
|
Florian Mayer | 91 | 4 |
 MDA |
|||
 EST
|
Jürgen Zopp | 107 | 6 |
| GER
|
Yannick Hanfmann | 111 | 7 |
 SVK
|
Martin Kližan | 115 | 8 |
| SVK
|
Jozef Kovalík | 117 | 9 |
- 1 Rankings are as of 2 July 2018.
Other entrants
editThe following players received wildcards into the singles main draw:
The following players received entry into the singles main draw as alternates:
The following players received entry from the qualifying draw:
Kimmer Coppejans
Maxime Janvier
Marvin Netuschil
Jan Šátral
The following player received entry as a lucky loser:
Champions
editSingles
edit- Yannick Hanfmann def.
Jozef Kovalík 6–2, 3–6, 6–3.
Doubles
edit
Santiago González / 
Wesley Koolhof def. 
Sriram Balaji / Vishnu Vardhan 6–3, 6–3.
