2023 Los Cabos Open – Singles

Stefanos Tsitsipas defeated Alex de Minaur in the final, 6–3, 6–4 to win the singles title at the 2023 Los Cabos Open. It was his tenth ATP Tour singles title.

Daniil Medvedev was the reigning champion, but chose not to defend his title.

This marked the first time in the Open Era that five Chilean players were in the main draw of an ATP Tour tournament held outside of Chile.

Seeds
The top four seeds received a bye into the second round. • # Stefanos Tsitsipas (champion)

• #🇬🇧 Cameron Norrie (second round)

• #🇺🇸 Tommy Paul (quarterfinals)

• # Borna Ćorić (semifinals)

• #🇦🇺 Alex de Minaur (final)

• # Nicolás Jarry (quarterfinals)

• #🇩🇪 Dominik Koepfer (semifinals)

• # Ilya Ivashka (quarterfinals)

Seeds
• # 🇯🇵 Kaichi Uchida (first round)

• # 🇦🇷 Renzo Olivo (first round, retired)

• # 🇯🇴 Abdullah Shelbayh (qualifying competition)

• # 🇰🇿 Beibit Zhukayev (qualified)

• # 🇺🇸 Patrick Kypson (first round)

• # Jason Jung (qualifying competition, lucky loser)

• # 🇹🇳 Skander Mansouri (qualified)

• # 🇧🇷 Eduardo Ribeiro (first round)

Qualifiers
• # Gonzalo Lama

• # 🇺🇸 Omni Kumar

• # 🇹🇳 Skander Mansouri

• # 🇰🇿 Beibit Zhukayev

Lucky loser
• # Jason Jung