2023 Ladies Open Vienna – Singles

Natália Szabanin was the defending champion but lost in the second round to Sinja Kraus.

Tena Lukas won the title, defeating Miriam Bulgaru in the final, 7–5, 6–1.

Seeds
• # 🇭🇺 Dalma Gálfi (first round)

• # 🇺🇦 Katarina Zavatska (first round)

• # 🇺🇿 Nigina Abduraimova (quarterfinals)

• # 🇪🇸 Leyre Romero Gormaz (second round)

• # 🇦🇹 Sinja Kraus (quarterfinals)

• # 🇷🇴 Irina Bara (semifinals)

• # 🇷🇴 Miriam Bulgaru (final)

• # Ekaterina Makarova (first round)