2022 Estoril Open – Singles

Sebastián Báez defeated Frances Tiafoe in the final, 6–3, 6–2 to win the singles tennis title at the 2022 Estoril Open. It was his maiden ATP Tour title.

Albert Ramos Viñolas was the defending champion, but he lost in the semifinals to Báez.

Seeds
The top four seeds received a bye into the second round. • # 🇨🇦 Félix Auger-Aliassime (quarterfinals)

• # 🇦🇷 Diego Schwartzman (withdrew)

• # Marin Čilić (second round)

• # 🇪🇸 Alejandro Davidovich Fokina (quarterfinals)

• # 🇺🇸 Frances Tiafoe (final)

• # 🇪🇸 Albert Ramos Viñolas (semifinals)

• # 🇺🇸 Tommy Paul (first round)

• # 🇺🇸 Sebastian Korda (semifinals)

Seeds
• # 🇧🇴 Hugo Dellien (qualified)

• # 🇪🇸 Carlos Taberner (qualifying competition, lucky loser)

• # Pablo Cuevas (qualified)

• # 🇦🇺 Alexei Popyrin (first round)

• # 🇮🇹 Marco Cecchinato (first round)

• # 🇮🇹 Gianluca Mager (first round, retired)

• # 🇪🇸 Bernabé Zapata Miralles (qualified)

• # 🇪🇸 Fernando Verdasco (qualifying competition, lucky loser)

Qualifiers
• # 🇧🇴 Hugo Dellien

• # 🇪🇸 Bernabé Zapata Miralles

• # Pablo Cuevas

• # 🇫🇷 Pierre-Hugues Herbert

Lucky losers
• # 🇪🇸 Carlos Taberner

• # 🇪🇸 Fernando Verdasco