The 2021 Hungarian Grand Prix was a women's tennis tournament played on outdoor clay courts. It was the 19th edition of the Budapest Grand Prix, a 250-level tournament on the 2021 WTA Tour. It took place at Római Tennis Academy in Budapest, Hungary, from 12 July through 18 July 2021. First-seeded Yulia Putintseva won the singles title.[1] [2]
See main article: 2021 Budapest Grand Prix – Singles.
Yulia Putintseva defeated 
Anhelina Kalinina, 6–4, 6–0.See main article: 2021 Budapest Grand Prix – Doubles.
Mihaela Buzărnescu / 
Fanny Stollár defeated 
Aliona Bolsova / Tamara Korpatsch, 6–4, 6–4| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Kazakhstan | Yulia Putintseva | 43 | 1 | |
| Danielle Collins | 48 | 2 | ||
| Bernarda Pera | 74 | 3 | ||
| Romania | Irina-Camelia Begu | 79 | 4 | |
| Romania | Ana Bogdan | 91 | 5 | |
 Belarus | Aliaksandra Sasnovich | 100 | 6 | |
| Viktoriya Tomova | 104 | 7 | ||
 Italy | Sara Errani | 105 | 8 |
The following players received wildcards into the main draw:
The following players received entry using a protected ranking:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
Magdalena Fręch → replaced by Aliona Bolsova
Danka Kovinić → replaced by 
Mayar Sherif
Nadia Podoroska → replaced by Ana Konjuh Anastasija Sevastova → replaced by Anhelina Kalinina
Barbara Haas Patricia Maria Țig → replaced by Martina Di Giuseppe| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
 Russian Federation | Anna Kalinskaya | Russian Federation | Yana Sizikova | 202 | 1 | |
| Hungary | Tímea Babos | Hungary | Réka Luca Jani | 223 | 2 | |
| Kazakhstan | Anna Danilina | Belarus | Lidziya Marozava | 242 | 3 | |
| Egypt | Mayar Sherif |  Czech Republic | Renata Voráčová | 260 | 4 |
The following pairs received wildcards into the doubles main draw:
Naomi Broady / 
Jamie Loeb → replaced by Jamie Loeb / Panna Udvardy Vera Lapko / 
Tereza Mihalíková → replaced by 
Ekaterine Gorgodze / Tereza Mihalíková