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
Date9–14 July
Edition25th
SurfaceClay
LocationBraunschweig, Germany
Champions
Singles
Germany Yannick Hanfmann
Doubles
Mexico Santiago González / Netherlands Wesley Koolhof
← 2017 · Sparkassen Open · 2019 →

Singles main-draw entrants

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Seeds

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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 Radu Albot 98 5
  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

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The 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:

The following player received entry as a lucky loser:

Champions

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Singles

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Doubles

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