2021 Internationaux de Strasbourg

The 2021 Internationaux de Strasbourg was a professional tennis tournament played on outdoor clay courts in Strasbourg, France. It was the 35th edition of the tournament and part of the WTA 250 tournaments of the 2021 WTA Tour. It took place at the Tennis Club de Strasbourg between 23 and 29 May 2021.

Singles

 * 🇨🇿 Barbora Krejčíková def. 🇷🇴 Sorana Cîrstea 6–3, 6–3

Doubles

 * Alexa Guarachi / 🇺🇸 Desirae Krawczyk def. 🇯🇵 Makoto Ninomiya / 🇨🇳 Yang Zhaoxuan 6–2, 6–3

Seeds

 * Rankings are as of 17 May 2021.

Other entrants
The following players received wildcard s into the singles main draw:
 * 🇫🇷 Clara Burel
 * 🇫🇷 Harmony Tan

The following players received entry from the qualifying draw:
 * 🇫🇷 Océane Dodin
 * 🇧🇾 Yuliya Hatouka
 * 🇪🇸 Andrea Lázaro García
 * 🇩🇪 Jule Niemeier
 * 🇫🇷 Diane Parry
 * 🇧🇪 Maryna Zanevska

Withdrawals

 * Before the tournament
 * 🇺🇸 Danielle Collins → replaced by 🇷🇴 Sorana Cîrstea
 * 🇺🇸 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 Vekić → replaced by 🇷🇺 Anna Blinkova
 * 🇨🇿 Markéta Vondroušová → replaced by 🇫🇷 Alizé Cornet
 * 🇨🇳 Wang Qiang → replaced by 🇷🇺 Varvara Gracheva


 * During the tournament
 * 🇨🇦 Bianca Andreescu (abdominal injury)

Retirements

 * 🇫🇷 Alizé Cornet
 * 🇫🇷 Océane Dodin
 * 🇫🇷 Harmony Tan
 * Jil Teichmann

Seeds

 * 1 Rankings as of 17 May 2021.

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇫🇷 Clara Burel / 🇫🇷 Diane Parry
 * 🇫🇷 Estelle Cascino / 🇫🇷 Jessika Ponchet

The following pair received entry using a protected ranking:
 * 🇷🇺 Alexandra Panova / 🇩🇪 Julia Wachaczyk

Withdrawals

 * Before the tournament
 * 🇯🇵 Shuko Aoyama / 🇯🇵 Ena Shibahara → replaced by 🇯🇵 Miyu Kato / 🇨🇿 Renata Voráčová
 * 🇷🇺 Anna Blinkova / 🇺🇦 Lyudmyla Kichenok → replaced by 🇷🇺 Anna Blinkova / 🇺🇸 Christina McHale
 * 🇺🇦 Nadiia Kichenok / 🇷🇴 Raluca Olaru → replaced by 🇷🇺 Ekaterina Alexandrova / 🇷🇺 Yana Sizikova
 * 🇷🇺 Alla Kudryavtseva / 🇷🇺 Alexandra Panova → replaced by 🇷🇺 Alexandra Panova / 🇩🇪 Julia Wachaczyk
 * 🇺🇸 Nicole Melichar / Demi Schuurs → replaced by 🇩🇪 Vivian Heisen / 🇺🇸 Nicole Melichar