2019 Surbiton Trophy – Men's singles

Jérémy Chardy was the defending champion but chose not to defend his title.

Dan Evans won the title after defeating Viktor Troicki 6–2, 6–3 in the final.

Seeds
All seeds receive a bye into the second round. • # 🇫🇷 Ugo Humbert (second round)

• # 🇦🇺 Matthew Ebden (quarterfinals)

• # 🇦🇺 Jordan Thompson (withdrew)

• # 🇬🇧 Dan Evans (champion)

• # 🇺🇸 Denis Kudla (semifinals)

• # 🇷🇴 Marius Copil (semifinals)

• # 🇦🇺 Bernard Tomic (third round)

• # Ivo Karlović (quarterfinals)

• # 🇨🇦 Brayden Schnur (third round)

• # 🇪🇸 Marcel Granollers (quarterfinals)

• # 🇪🇸 Feliciano López (third round)

• # 🇺🇦 Sergiy Stakhovsky (second round)

• # 🇩🇪 Peter Gojowczyk (second round)

• # 🇨🇦 Peter Polansky (third round)

• # 🇩🇪 Matthias Bachinger (quarterfinals)

• # 🇦🇺 Alex Bolt (third round)