Lara Arruabarrena and Renata Voráčová were the defending champions having won the previous edition in 2019,[1] but chose not to participate.
| Doubles | |
|---|---|
| 2021 Karlsruhe Open | |
| Champions |  Irina Bara  Ekaterine Gorgodze |
| Runners-up |  Katarzyna Piter  Mayar Sherif |
| Score | 6–3, 2–6, [10–7] |
Irina Bara and Ekaterine Gorgodze won the title, defeating Katarzyna Piter and Mayar Sherif in the final, 6–3, 2–6, [10–7].
Seeds edit
Astra Sharma / 
Rosalie van der Hoek (quarterfinals)
Vivian Heisen / 
Kimberley Zimmermann (semifinals)
Katarzyna Piter / 
Mayar Sherif (final)
Irina Bara / 
Ekaterine Gorgodze (champions)
Draw edit
Key edit
- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- SE = Special exempt
- PR = Protected ranking
- ITF = ITF entry
- JE = Junior exempt
- w/o = Walkover
- r = Retired
- d = Defaulted
- SR = Special ranking
Draw edit
| Quarterfinals | Semifinals | Final | ||||||||||||||||||
| 1 |  A Sharma R van der Hoek
| 1 | 4 | |||||||||||||||||
 N Dzalamidze A Panova
| 6 | 6 | ||||||||||||||||||
| N Dzalamidze A Panova
| 3 | 1 | ||||||||||||||||||
| 4 | I Bara E Gorgodze
| 6 | 6 | |||||||||||||||||
| A Fomina-Klotz E Yashina
| 5 | 2 | ||||||||||||||||||
| 4 | I Bara E Gorgodze
| 7 | 6 | |||||||||||||||||
| 4 | Irina Bara Ekaterine Gorgodze
| 6 | 2 | [10] | ||||||||||||||||
| 3 | Katarzyna Piter Mayar Sherif
| 3 | 6 | [7] | ||||||||||||||||
| 3 | K Piter M Sherif
| 6 | 6 | |||||||||||||||||
| WC |  N Schunk A Vecic
| 2 | 4 | |||||||||||||||||
| 3 | K Piter M Sherif
| 6 | 2 | [10] | ||||||||||||||||
| 2 | V Heisen K Zimmermann
| 2 | 6 | [3] | ||||||||||||||||
| M Barthel T Maria
| 4 | 4 | ||||||||||||||||||
| 2 | V Heisen K Zimmermann
| 6 | 6 | |||||||||||||||||
References edit
- ^ "Liqui Moly Open 2019". www.wtatennis.com.