Daniil Medvedev defeated Jannik Sinner in the final, 7–5, 6–3 to win the men's singles tennis title at the 2023 Miami Open.

He became only the ninth man to win five Masters titles.

Carlos Alcaraz was the defending champion,[1] but lost in the semifinals to Sinner in a rematch of their Indian Wells semifinal two weeks prior.

1 ranking from Alcaraz at the end of the tournament, despite having been unable to enter the United States due to being unvaccinated for COVID-19.

Click on the seed number of a player to go to their draw section.