2020 Qatar ExxonMobil Open – Singles

Roberto Bautista Agut was the defending champion, but chose to compete in the ATP Cup instead.

Andrey Rublev won the title, defeating Corentin Moutet in the final, 6–2, 7–6(7–3).

Seeds
• # Stan Wawrinka (semifinals)

• # 🇷🇺 Andrey Rublev (champion)

• # 🇫🇷 Jo-Wilfried Tsonga (second round)

• # 🇨🇦 Milos Raonic (second round)

• # 🇷🇸 Laslo Đere (second round)

• # 🇷🇸 Filip Krajinović (second round)

• # 🇫🇷 Adrian Mannarino (first round)

• # 🇺🇸 Frances Tiafoe (first round)

Seeds
• # 🇭🇺 Márton Fucsovics (qualified)

• # 🇸🇪 Mikael Ymer (qualified)

• # 🇫🇷 Grégoire Barrère (qualified)

• # 🇫🇷 Corentin Moutet (qualified)

• # 🇪🇸 Alejandro Davidovich Fokina (qualifying competition)

• # 🇧🇷 Thiago Monteiro (qualifying competition)

• # 🇧🇦 Damir Džumhur (first round)

• # Ivo Karlović (first round)

Qualifiers
• # 🇭🇺 Márton Fucsovics

• # 🇸🇪 Mikael Ymer

• # 🇫🇷 Grégoire Barrère

• # 🇫🇷 Corentin Moutet