2019 Lyon Open


The 2019 Lyon Open was a men's tennis tournament to be played on outdoor clay courts. It was the third edition of the Lyon Open and part of the ATP World Tour 250 series of the 2019 ATP World Tour. It took place in the city of Lyon, France, from May 19 through May 25, 2019.

Singles main draw entrants

Seeds

The following players received wildcards into the singles main draw:
The following player received entry using a protected ranking into the singles main draw:
The following players received entry from the qualifying draw:
The following players received entry as lucky losers:
;Before the tournament
;During the tournament
Richard Gasquet

Retirements

Seeds

The following pairs received wildcards into the doubles main draw:
The following pairs received entry as alternates:
;Before the tournament
;During the tournament

Singles