2023 Surbiton Trophy – Women's singles

Alison Van Uytvanck was the defending champion but chose not to participate.

Yanina Wickmayer won the title, defeating Katie Swan in the final, 2–6, 6–4, 7–6(7–1).

Seeds
• # 🇩🇪 Tatjana Maria (quarterfinals)

• # 🇺🇸 Alison Riske-Amritraj (first round)

• # 🇺🇸 Madison Brengle (first round)

• # 🇦🇺 Kimberly Birrell (first round)

• # 🇬🇧 Jodie Burrage (first round)

• # 🇺🇸 Elizabeth Mandlik (second round)

• # 🇫🇷 Océane Dodin (second round, retired)

• # 🇬🇧 Katie Boulter (semifinals)