2018 Eastbourne International – Women's singles

Karolína Plíšková was the defending champion, but lost in the quarterfinals to Aryna Sabalenka.

Caroline Wozniacki won the title, defeating Sabalenka in the final 7–5, 7–6(7–5). Wozniacki won the title after saving a match point Angelique Kerber had against her in the semifinals.

Seeds
All seeds received a bye into the second round. • Caroline Wozniacki (champion)

• 🇨🇿 Karolína Plíšková (quarterfinals)

• 🇨🇿 Petra Kvitová (third round, withdrew due to a hamstring injury)

• 🇩🇪 Angelique Kerber (semifinals)

• Jeļena Ostapenko (quarterfinals)

• 🇩🇪 Julia Görges (second round)

• 🇷🇺 Daria Kasatkina (quarterfinals)

• 🇦🇺 Ashleigh Barty (quarterfinals)

• 🇧🇪 Elise Mertens (third round)

• 🇸🇰 Magdaléna Rybáriková (second round, retired)

• Anastasija Sevastova (third round)

• Kiki Bertens (second round)

• 🇬🇧 Johanna Konta (third round)

• 🇨🇿 Barbora Strýcová (third round)

• 🇦🇺 Daria Gavrilova (second round)

• 🇪🇸 Carla Suárez Navarro (second round)

Qualifying
The top three seeds received a bye into the qualifying competition.

Seeds
• # 🇰🇿 Yulia Putintseva (qualified)

• # 🇺🇸 Bernarda Pera (qualifying competition)

• # 🇨🇿 Kristýna Plíšková (qualified)

• # 🇺🇸 Taylor Townsend (first round)

• # 🇪🇸 Lara Arruabarrena (first round)

• # 🇺🇸 Sachia Vickery (qualifying competition, lucky loser)

• # 🇺🇦 Kateryna Bondarenko (qualified)

• # 🇺🇸 Christina McHale (qualifying competition)

• # 🇯🇵 Kurumi Nara (qualified)

• # 🇷🇺 Natalia Vikhlyantseva (qualified)

• # Arantxa Rus (qualifying competition)

• # Verónica Cepede Royg (first round)

Qualifiers
• # 🇰🇿 Yulia Putintseva

• # 🇨🇿 Andrea Sestini Hlaváčková

• # 🇨🇿 Kristýna Plíšková

• # 🇺🇦 Kateryna Bondarenko

• # 🇷🇺 Natalia Vikhlyantseva

• # 🇯🇵 Kurumi Nara

Lucky loser

 * 1) 🇺🇸 Sachia Vickery