Overview
- Jannik Sinner defeated Ben Shelton 6-3, 6-4, 6-4 to book a place in the Australian Open semifinals.
- Novak Djokovic advanced when Lorenzo Musetti retired with a right thigh/adductor issue at 6-4, 6-3, 1-3 after leading by two sets.
- The Sinner–Djokovic semifinal is scheduled for Friday, 30 January on Rod Laver Arena, with a 9:30 a.m. start time in Italy.
- Sinner leads their head‑to‑head 6–4 and has won the past five meetings, including recent Slam semifinals.
- Djokovic acknowledged Musetti had been the better player before the injury, saying he had been ready to go home and wished the Italian a speedy recovery.