2023 Porsche Tennis Grand Prix

The 2023 Porsche Tennis Grand Prix was a women's professional tennis tournament played on indoor clay courts at the Porsche Arena in Stuttgart, Germany, from 17 April until 23 April 2023. It was the 45th edition of the Porsche Tennis Grand Prix and is classified as a WTA 500 tournament on the 2023 WTA Tour. First-seeded Iga Świątek won the singles title.

Singles

 * 🇵🇱 Iga Świątek defeated Aryna Sabalenka 6–3, 6–4

Doubles

 * 🇺🇸 Desirae Krawczyk / Demi Schuurs defeated 🇺🇸 Nicole Melichar-Martinez / 🇲🇽 Giuliana Olmos 6–4, 6–1

Seeds

 * Rankings are as of 10 April 2023.

Other entrants
The following players received wildcards into the main draw:
 * 🇪🇸 Paula Badosa
 * 🇩🇪 Tatjana Maria
 * 🇩🇪 Jule Niemeier
 * 🇬🇧 Emma Raducanu

The following players received entry from the qualifying draw:
 * 🇪🇸 Cristina Bucșa
 * Ylena In-Albon
 * 🇩🇪 Tamara Korpatsch
 * Petra Martić

The following player received entry as a lucky loser:
 * 🇺🇸 Alycia Parks

Withdrawals

 * Belinda Bencic → replaced by Anastasia Potapova
 * 🇨🇿 Petra Kvitová → replaced by 🇺🇸 Alycia Parks

Doubles main draw entrants

 * Rankings as of 10 April 2023.

Other entrants
The following pair received a wildcard into the doubles main draw:
 * 🇩🇪 Mona Barthel / 🇩🇪 Anna-Lena Friedsam

The following pair received entry as alternates:
 * 🇩🇪 Vivian Heisen / 🇪🇪 Ingrid Neel

Withdrawals

 * 🇨🇿 Linda Fruhvirtová / 🇧🇷 Ingrid Gamarra Martins → replaced by 🇩🇪 Vivian Heisen / 🇪🇪 Ingrid Neel