WTA - Strasbourg 1R start

First round commenced in Strasbourg.

2021 Internationaux de Strasbourg - a WTA 250 tournament, on Clay, in Strasbourg, France, 23-29 May 2021.

Event held last year from 20-26 September 2020 due to COVID-19.

2020 champion (not defending):

Elina Svitolina (2) who defeated Elena Rybakina (5) 6-4 1-6 6-2

First round results:

- Alizé Cornet defeated Kristyna Pliskova 6-4 7-5

- Magda Linette (8) defeated Nao Hibino 6-2 6-0

- Wildcard Clara Burel defeated Varvara Gracheva 6-3 6-1

- Ekaterina Alexandrova (3) defeated Lauren Davis 6-1 7-5

ATP - Parma 1R start

First round commenced in Parma.

2021 Emilia-Romagna Open - an ATP 250 tournament, on Clay, in Parma, Italy, 22-29 May 2021.

No defending champion:

This is a new tournament on the ATP calendar.

Frances Tiafoe withdrew after the main draw was published due to personal issues, and was replaced by lucky loser Norbert Gombos.

First round results:

- Tommy Paul (6) defeated Stefano Travaglia 7-5 6-4

- Wildcard Flavio Cobolli defeated Marcos Giron 3-6 7-6(6) 7-6(4)

ATP - Belgrade 2 - 1R start

First round commenced in Belgrade.

2021 Belgrade Open - an ATP 250 tournament, on Clay, in Belgrade, Serbia, 23-29 May 2021.

No defending champion:

This is a new tournament on the ATP calendar.

The following players withdrew after the main draw was published:

Pablo Andujar due to an abductor injury, and replaced by alternate Federico Coria.

Laslo Djere due to illness, and replaced by lucky loser Mats Moraing

Sixth seed Filip Krajinovic due to illness, and replaced by lucky loser Lukas Klein

First round results:

- Jeremy Chardy defeated Tennys Sandgren 6-4 6-2

- Wildcard Pedja Krstin defeated Soonwoo Kwon 6-2 3-6 6-1

- Alternate Federico Coria defeated wildcard Marko Topo 4-6 6-2 6-0

Lyon title for Tsitsipas

Final in Lyon.

2021 Open Parc Auvergne-Rhône-Alpes Lyon - an ATP 250 tournament, on Clay, in Lyon, France, 15-22 May 2021.

Event not held last year due to COVID-19

2019 champion (not defending):

Benoit Paire who defeated Felix Auger-Aliassime (4) 6-4 6-3

Final :

Cameron Norrie (Great Britain) v Stefanos Tsitsipas (2) (Greece)

In the first meeting between the pair, both players saved break points in their opening service games, before Tsitsipas broke through in the eighth game. He consolidated the break and won the set 6-3.

From 3-3 in set two, Tsitsipas won 12 of the final 14 points to triumph 6-3 6-3.

Title number seven, from sixteen finals, and the second for 2021, following his Monte Carlo Masters success.

Tsitsipas extended his lead in the 2021 ATP Race to Turin.

ATP - Belgrade 2

The ATP tour continues in Serbia.

2021 Belgrade Open - an ATP 250 tournament, on Clay, in Belgrade, Serbia, 23-29 May 2021.

No defending champion:

This is a new tournament on the ATP calendar.

The following players withdrew after the main draw was published:

Pablo Andujar due to an abductor injury, and replaced by alternate Federico Coria.

Laslo Djere due to illness, and replaced by lucky loser Mats Moraing

Sixth seed Filip Krajinovic due to illness, and replaced by lucky loser Lukas Klein 

Novak Djokovic, world number 1, is top seed.

The other 7 seeds are all in the top 52

The top four seeds have first round byes.

WTA - Strasbourg

The WTA tour continues in France.

2021 Internationaux de Strasbourg - a WTA 250 tournament, on Clay, in Strasbourg, France, 23-29 May 2021.

Event held last year from 20-26 September 2020 due to COVID-19.

2020 champion (not defending):

Elina Svitolina (2) who defeated Elena Rybakina (5) 6-4 1-6 6-2

The following players withdrew after entering but before the main draw was published:

- Danielle Collins replaced by Sorana Cirstea 

- CoCo Gauff replaced by Misaki Doi 

- Veronika Kudermetova replaced by Caroline Garcia 

- Svetlana Kuznetsova replaced by Alison Van Uytvanck  

- Anastasia Pavlyuchenkova replaced by Nao Hibino 

- Nadia Podoroska replaced by Christina McHale 

- Alison Riske replaced by Lauren Davis 

- Elena Rybakina replaced by Zarina Diyas 

- Sara Sorribes Tormo replaced by Rebecca Peterson 

- Donna Vekic replaced by Anna Blinkova  

- Marketa Vondrousova replaced by Alizé Cornet

- Wang Qiang replaced by Varvara Gracheva

Bianca Andreescu, world number 7, is top seed.

The other 7 seeds are all in the top 48

There are no byes.

ATP - Parma

The ATP tour continues in Italy.

2021 Emilia-Romagna Open - an ATP 250 tournament, on Clay, in Parma, Italy, 22-29 May 2021.

No defending champion:

This is a new tournament on the ATP calendar.

The following players withdrew after entering but before the main draw was published:

- Lloyd Harris replaced by Lorenzo Musetti  

- John Isner replaced by Salvatore Caruso 

- Cameron Norrie replaced by Marcos Giron 

- Reilly Opelka replaced by Steve Johnson 

Lorenzo Sonego, world number 28, is top seed.

The other 7 seeds are all in the top 60

The top four seeds have first round byes.