2018 ATP Lyon Open
The 2018 Lyon Open was a men's tennis tournament played on outdoor clay courts. It was the second edition of the Lyon [Open (ATP)|Lyon Open] and part of the ATP World Tour 250 series of the 2018 ATP World Tour. It took place in the city of Lyon, France, from May 20 through May 26, 2018.
Singles main draw entrants
Seeds
Other entrants
The following players received wildcards into the singles main draw:The following players received entry from the qualifying draw:
The following players received entry as lucky losers:
Withdrawals
;Before the tournament- Chung Hyeon → replaced by Joris De Loore
- Karen Khachanov → replaced by Cameron Norrie
- Leonardo Mayer → replaced by Mikhail Kukushkin
- Daniil Medvedev → replaced by Dušan Lajović
- Viktor Troicki → replaced by Calvin Hemery
- Jo-Wilfried Tsonga → replaced by Federico Coria
Doubles main draw entrants
Seeds
- Rankings are as of May 14, 2018.
Other entrants
The following pairs received wildcards into the doubles main draw:Finals
Singles
- Dominic Thiem defeated Gilles Simon, 3–6, 7–6, 6–1
Doubles
- Nick Kyrgios / Jack Sock defeated Roman Jebavý / Matwé Middelkoop, 7–5, 2–6,