2023 Calgary National Bank Challenger – Women's singles

Sabine Lisicki defeated Stacey Fung in the final, 7–6(7–2), 6–7(5–7), 6–3 to win the singles title at the 2023 Calgary Challenger.

Robin Montgomery was the defending champion but chose not to participate.

Seeds
• # 🇨🇦 Katherine Sebov (second round)

• # 🇦🇺 Arina Rodionova (quarterfinals)

• # Lulu Sun (quarterfinals)

• # Lesley Pattinama Kerkhove (second round)

• # 🇨🇦 Stacey Fung (final)

• # 🇱🇹 Justina Mikulskytė (first round)

• # 🇺🇸 Jamie Loeb (semifinals)

• # 🇺🇸 Liv Hovde (quarterfinals)