2021 French Open – Girls' singles

Linda Nosková won the title, defeating Erika Andreeva in the final, 7–6(7–3), 6–3.

Elsa Jacquemot was the defending champion, but received a wildcard into the women's singles event, losing to Elena Rybakina in the first round.

Seeds
• 🇦🇩 Victoria Jiménez Kasintseva (quarterfinals)

• Alex Eala (first round)

• 🇷🇺 Polina Kudermetova (quarterfinals)

• 🇷🇺 Diana Shnaider (semifinals)

• 🇺🇸 Robin Montgomery (quarterfinals)

• 🇫🇷 Océane Babel (third round)

• 🇧🇾 Kristina Dmitruk (third round)

• 🇭🇺 Natália Szabanin (second round)

• 🇷🇺 Oksana Selekhmeteva (semifinals)

• 🇷🇺 Maria Bondarenko (second round)

• 🇨🇿 Linda Fruhvirtová (second round)

• 🇧🇪 Sofia Costoulas (second round)

• 🇺🇸 Madison Sieg (third round)

• 🇺🇸 Elvina Kalieva (first round)

•  Priska Madelyn Nugroho (first round)

• 🇵🇪 Dana Guzmán (first round)