2018 Open de Rennes
The 2018 Open de Rennes is a professional tennis tournament played on hard courts. It is the twelfth edition of the tournament and part of the 2018 ATP Challenger Tour. It is taking place in Rennes, France between 22 and 28 January 2018.Seeds
- 1 Rankings are as of 15 January 2018.
Other entrants
The following players received wildcards into the singles main draw:
The following player received entry into the singles main draw as a special exempt:
The following player received entry into the singles main draw as an alternate:
The following players received entry from the qualifying draw:
Singles