Gael Monfils defeated Dusan Lajovic 7–6, 6–4 in the first round of the Miami Masters on hard court on 22 March 2024, confirming his status as pre-match favourite. Monfils secured a tiebreak in the opening set before consolidating his advantage in the second, demonstrating sufficient control to advance without significant resistance. The result maintained Monfils' position in the draw and offered a straightforward progression into the second round at the ATP Masters 1000 event.