Overview
- Francesco Maestrelli, a qualifier, beat Terence Atmane 6-4, 3-6, 6-7, 6-1, 6-1 to claim his first main-draw win at a major and reach the second round.
- Novak Djokovic defeated Pedro Martinez 6-3, 6-2, 6-2 for his 100th career win in Melbourne and will face Maestrelli next.
- Matteo Arnaldi fell to Andrey Rublev 6-4, 6-2, 6-3, and Mattia Bellucci lost to Casper Ruud 6-1, 6-2, 6-4 in first-round exits for Italy.
- Felix Auger-Aliassime retired against Nuno Borges because of cramps while trailing 3-6, 6-4, 6-4, citing the physical toll of the conditions.
- Attention turns to Tuesday as Jannik Sinner begins his bid for a third straight Australian Open title against left-hander Hugo Gaston.