| Prize Money | Schedule | Players List | Draws | Past Champions |
2021 ATP Lyon Open Facts
Date 15 – 22 May
Edition 4th
Category ATP Tour 250
Draw 28S / 16D
Prize money €501,345
Surface Clay / outdoor
Location Lyon, France
Venue Vélodrome Georges Préveral
2019 Champions
Singles
France Benoît Paire
Doubles
Croatia Ivan Dodig / France Édouard Roger-Vasselin
Prize Money
Point distribution
| Event | W | F | SF | QF | Round of 16 | Round of 32 | Q | Q2 | Q1 |
| Singles | 250 | 150 | 90 | 45 | 20 | 0 | 12 | 6 | 0 |
|---|---|---|---|---|---|---|---|---|---|
| Doubles | 0 | N/A | N/A | N/A | N/A |
Prize money
| Event | W | F | SF | QF | Round of 16 | Round of 32 | Q2 | Q1 |
| Singles | €41,145 | €29,500 | €21,000 | €14,000 | €9,000 | €5,415 | €2,645 | €1,375 |
| Doubles* | €15,360 | €11,000 | €7,250 | €4,710 | €2,760 | N/A | N/A | N/A |
Players List
Singles
Seeds[edit]
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 AUT |
Dominic Thiem | 4 | 1 |
 GRE |
Stefanos Tsitsipas | 5 | 2 |
 ARG |
Diego Schwartzman[2] | 10 | 3 |
 BEL |
David Goffin | 13 | 4 |
 FRA |
Gaël Monfils | 15 | 5 |
 ITA |
Jannik Sinner | 18 | 6 |
 CAN |
Félix Auger-Aliassime | 21 | 7 |
 RUS |
Karen Khachanov | 24 | 8 |
- Rankings are as of May 10, 2021. [3]
Other entrants[edit]
The following players received wildcards into the singles main draw:
The following player received entry as an alternate:
The following players received entry from the qualifying draw:
The following players received entry as lucky losers:
Withdrawals[edit]
- Before the tournament
- Matteo Berrettini → replaced by Corentin Moutet
- Jérémy Chardy → replaced by
Yoshihito Nishioka 
Dan Evans → replaced by Pierre-Hugues Herbert
Taylor Fritz → replaced by Cameron Norrie
Lloyd Harris → replaced by 
Thiago Seyboth Wild
John Millman → replaced by Gilles Simon
Albert Ramos Viñolas → replaced by Arthur Rinderknech- Lorenzo Sonego → replaced by Lorenzo Musetti
Doubles main draw entrants[edit]
Seeds[edit]
| Country | Player | Country | Player | Rank1 | Seed |
|---|---|---|---|---|---|
| FRA |
Pierre-Hugues Herbert | FRA |
Nicolas Mahut | 27 | 1 |
 FIN |
Henri Kontinen | FRA |
Édouard Roger-Vasselin | 46 | 2 |
| GBR |
Ken Skupski | GBR |
Neal Skupski | 77 | 3 |
 MON |
Hugo Nys |  GER |
Tim Pütz | 106 | 4 |
- Rankings are as of May 10, 2021.
Other entrants[edit]
The following pairs received wildcards into the doubles main draw:
The following pair enters with a protected ranking into the doubles main draw:
Withdrawals[edit]
- Before the tournament
- Jérémy Chardy / Fabrice Martin → replaced by Marc López / Fabrice Martin
Marcus Daniell / Philipp Oswald → replaced by 
André Göransson / 
Andrei Vasilevski
Jonathan Erlich / Lloyd Harris → replaced by Artem Sitak / 
João Sousa- John Millman /
Divij Sharan → replaced by 
Sander Arends / Divij Sharan 
Aisam-ul-Haq Qureshi / Andrea Vavassori → replaced by 
Aleksandr Nedovyesov / Andrea Vavassori
Draws
Past Champions
Singles
| Year | Champion | Runner-up | Score |
|---|---|---|---|
| 2017 | Jo-Wilfried Tsonga | Tomáš Berdych | 7–6(7–2), 7–5 |
| 2018 | Dominic Thiem | Gilles Simon | 3–6, 7–6(7–2), 6–1 |
| 2019 | Benoît Paire | Felix Auger Aliassime | 6–4, 6–3 |
| 2020 | Not held due to COVID-19 | ||
Doubles
| Year | Champions | Runners-up | Score |
|---|---|---|---|
| 2017 | Andrés Molteni Adil Shamasdin |
Marcus Daniell Marcelo Demoliner |
6–3, 3–6, [10–5] |
| 2018 | Nick Kyrgios Jack Sock |
Roman Jebavý Matwé Middelkoop |
7–5, 2–6, [11–9] |
| 2019 | Édouard Roger-Vasselin Ivan Dodig |
Ken Skupski Neal Skupski |
6–4, 6–3 |
| 2020 | Not held due to COVID-19 | ||