2020 Australian Open – Girls' singles

Victoria Jiménez Kasintseva won the girls' singles tennis title at the 2020 Australian Open, defeating Weronika Baszak in the final, 5–7, 6–2, 6–2. This made her the first tennis player from Andorra to ever win a Grand Slam title in any discipline.

Clara Tauson was the defending champion, but chose not to participate.

Seeds
• 🇫🇷 Elsa Jacquemot (second round)

• 🇺🇸 Robin Montgomery (quarterfinals)

• Kamilla Bartone (first round)

•  Alex Eala (third round)

• 🇨🇿 Linda Fruhvirtová (first round)

• 🇷🇺 Maria Bondarenko (second round)

• 🇷🇺 Oksana Selekhmeteva (first round)

• 🇷🇺 Polina Kudermetova (quarterfinals)

• 🇦🇩 Victoria Jiménez Kasintseva (champion)

• 🇨🇦 Mélodie Collard (second round)

• 🇹🇭 Mai Napatt Nirundorn (second round)

• 🇪🇸 Ane Mintegi del Olmo (quarterfinals, retired)

• 🇨🇳 Bai Zhuoxuan (semifinals)

• 🇫🇷 Séléna Janicijevic (first round)

•  Priska Madelyn Nugroho (third round)

• 🇭🇰 Cody Wong Hong-yi (quarterfinals)

Seeds
• # 🇨🇳 Li Zongyu (qualifying competition)

• # 🇺🇸 India Houghton (qualified)

• # 🇸🇰 Romana Čisovská (qualifying competition)

• # 🇯🇵 Saki Imamura (qualified)

• # 🇩🇪 Eva Lys (qualified)

• # 🇷🇴 Fatima Ingrid Amartha Keita (qualifying competition)

• # 🇦🇺 Amy Stevens (qualified)

• # 🇺🇸 Kailey Evans (qualifying competition)

• # 🇨🇳 Wang Jiaqi (qualifying competition)

• # Antonia Ružić (qualified)

• # 🇨🇳 Dong Na (qualifying competition)

• # 🇺🇸 Hibah Shaikh (qualifying competition)

• # 🇸🇰 Eszter Méri (qualifying competition)

• # 🇮🇹 Lisa Pigato (qualified)

• # 🇺🇸 Tara Malik (first round)

• # 🇦🇺 Tina Nadine Smith (qualified)

Qualifiers
• # 🇮🇹 Lisa Pigato

• # 🇺🇸 India Houghton

• # 🇦🇺 Olivia Gadecki

• # 🇯🇵 Saki Imamura

• # 🇩🇪 Eva Lys

• # Antonia Ružić

• # 🇦🇺 Amy Stevens

• # 🇦🇺 Tina Nadine Smith