1928 Australian Championships – Men's singles

Jean Borotra defeated Jack Cummings 6–4, 6–1, 4–6, 5–7, 6–3 in the final to win the men's singles tennis title at the 1928 Australian Championships.

Seeds
The seeded players are listed below. Jean Borotra is the champion; others show the round in which they were eliminated.


 * 1) 🇫🇷 Jean Borotra (champion)
 * 2) 🇦🇺 Gerald Patterson (quarterfinals)
 * 3) 🇫🇷 Jacques Brugnon (third round)
 * 4) 🇦🇺 Jack Crawford (semifinals)
 * 5) 🇫🇷 Christian Boussus (third round)
 * 6) 🇦🇺 Harry Hopman (quarterfinals)
 * 7) 🇦🇺 Jack Hawkes (quarterfinals)
 * 8) 🇦🇺 Gar Moon (third round)

Key

 * Q = Qualifier
 * WC = Wild card
 * LL = Lucky loser
 * r = Retired