2017 Wimbledon Championships – Boys' singles

Denis Shapovalov was the defending champion but chose to compete in the gentlemen's singles instead. He lost to Jerzy Janowicz in the first round.

Alejandro Davidovich Fokina won the title, defeating Axel Geller in the final, 7–6(7–2), 6–3.

Seeds
• # 🇫🇷 Corentin Moutet (semifinals)

• # 🇨🇳 Wu Yibing (quarterfinals)

• # 🇭🇺 Zsombor Piros (first round)

• # Hsu Yu-hsiou (first round)

• # 🇯🇵 Yuta Shimizu (second round)

• # 🇷🇸 Marko Miladinović (second round)

• # 🇺🇸 Trent Bryde (first round)

• # 🇪🇸 Alejandro Davidovich Fokina (champion)

• # 🇩🇪 Rudolf Molleker (second round)

• # 🇺🇸 Oliver Crawford (third round)

• # 🇦🇹 Jurij Rodionov (quarterfinals)

• # 🇮🇱 Yshai Oliel (second round)

• # 🇧🇷 Thiago Seyboth Wild (first round)

• # 🇧🇪 Zizou Bergs (first round)

• # Duarte Vale (first round)

• # 🇦🇷 Juan Pablo Grassi Mazzuchi (second round)

Seeds
• # 🇺🇸 Brian Cernoch (qualifying competition)

• # 🇺🇦 Nikita Mashtakov (first round)

• # 🇮🇪 Simon Carr (first round)

• # 🇮🇳 Siddhant Banthia (qualified)

• # 🇦🇺 Benard Bruno Nkomba (first round)

• # 🇺🇦 Georgii Kravchenko (qualifying competition)

• # 🇮🇹 Francesco Forti (qualified)

• # 🇦🇷 Thiago Agustín Tirante (qualifying competition)

• # 🇨🇴 Sergio Luis Hernández Ramírez (first round)

• # 🇺🇸 Lukas Greif (qualified)

• # 🇺🇸 Andrew Fenty (first round)

• # 🇮🇹 Mattia Frinzi (qualified)

• # 🇪🇸 Carlos Sánchez Jover (qualifying competition)

• # 🇷🇴 Vlad Andrei Dancu (first round)

• # 🇺🇸 Sangeet Sridhar (first round; retired)

• # 🇦🇺 Thomas Bosancic (qualified)

Qualifiers
• # 🇦🇺 Thomas Bosancic

• # 🇲🇽 Alex Hernández

• # 🇺🇸 Lukas Greif

• # 🇮🇳 Siddhant Banthia

• # 🇧🇷 João Lucas Reis da Silva

• # 🇮🇹 Mattia Frinzi

• # 🇮🇹 Francesco Forti

• # 🇯🇵 James Kent Trotter