2017 J&T Banka Prague Open – Singles

Lucie Šafářová was the defending champion, but withdrew from her second-round match against Kristýna Plíšková.

Mona Barthel won the title, defeating Plíšková in the final, 2–6, 7–5, 6–2.

Seeds
• #🇨🇿 Karolína Plíšková (first round)

• # Caroline Wozniacki (second round)

• #🇨🇿 Barbora Strýcová (semifinals)

• #🇦🇺 Samantha Stosur (second round)

• #🇨🇿 Lucie Šafářová (second round, withdrew)

• #🇨🇳 Zhang Shuai (first round)

• # Ana Konjuh (quarterfinals)

• #🇨🇿 Kateřina Siniaková (quarterfinals)

Seeds
• # 🇯🇵 Risa Ozaki (first round)

• # 🇷🇺 Natalia Vikhlyantseva (qualified)

• # 🇩🇪 Mona Barthel (qualified)

• # Donna Vekić (qualifying competition)

• # 🇷🇺 Ekaterina Alexandrova (first round)

• # 🇧🇾 Aliaksandra Sasnovich (first round)

• # 🇨🇴 Mariana Duque Mariño (qualifying competition)

• # 🇨🇿 Denisa Allertová (qualifying competition)

Qualifiers
• # 🇨🇿 Lucie Hradecká

• # 🇷🇺 Natalia Vikhlyantseva

• # 🇩🇪 Mona Barthel

• # 🇧🇷 Beatriz Haddad Maia