2023 Upper Austria Ladies Linz – Singles

Anastasia Potapova defeated Petra Martić in the final, 6–3, 6–1 to win the singles tennis title at the 2023 Linz Open.

Alison Riske-Amritraj was the reigning champion, from when the event was last held in 2021, but chose not to compete this year.

Seeds
• # Maria Sakkari (semifinals)

• # Ekaterina Alexandrova (first round)

• #🇷🇴 Irina-Camelia Begu (first round)

• #🇺🇦 Anhelina Kalinina (second round)

• # Donna Vekić (quarterfinals)

• # Petra Martić (final)

• #🇺🇸 Bernarda Pera (first round)

• # Anastasia Potapova (champion)

Seeds
• # Varvara Gracheva (qualifying competition, lucky loser)

• # 🇺🇦 Kateryna Baindl (first round)

• # 🇨🇿 Markéta Vondroušová (moved to main draw)

• # 🇭🇺 Dalma Gálfi (qualified)

• # 🇧🇬 Viktoriya Tomova (qualified)

• # 🇪🇸 Rebeka Masarova (qualified)

• # 🇮🇹 Sara Errani (qualified)

• # Kamilla Rakhimova (qualifying competition, lucky loser)

• # 🇩🇪 Anna-Lena Friedsam (qualified)

• # 🇸🇰 Viktória Kužmová (first round)

• # 🇪🇸 Marina Bassols Ribera (qualified)

• # Clara Tauson (qualifying competition, lucky loser)

Qualifiers
• # 🇩🇪 Anna-Lena Friedsam

• # 🇪🇸 Marina Bassols Ribera

• # 🇮🇹 Sara Errani

• # 🇭🇺 Dalma Gálfi

• # 🇧🇬 Viktoriya Tomova

• # 🇪🇸 Rebeka Masarova

Lucky losers
• # Varvara Gracheva

• # Kamilla Rakhimova

• # Clara Tauson