2020 French Open – Boys' singles

Dominic Stricker won the title, defeating Leandro Riedi in an all-Swiss final, 6–2, 6–4.

Holger Rune was the defending champion, but chose not to participate.

Seeds
• 🇫🇷 Harold Mayot (second round)

• 🇫🇷 Arthur Cazaux (third round)

• Kārlis Ozoliņš (first round)

• 🇧🇷 Natan Rodrigues (second round)

• 🇨🇳 Li Hanwen (second round)

• 🇮🇹 Luciano Darderi (second round)

•  Dominic Stricker (champion)

•  Leandro Riedi (final)

• 🇬🇧 Arthur Fery (third round)

• 🇷🇴 Nicholas David Ionel (first round)

•  Khololwam Montsi (second round)

•  Jeffrey von der Schulenburg (second round)

• 🇮🇹 Flavio Cobolli (first round)

• 🇧🇷 Gustavo Heide (third round)

• 🇫🇷 Martin Breysach (third round)

• 🇨🇿 Dalibor Svrčina (first round)