1930 Australian Championships – Mixed doubles

In the duel between future married couples and multiple winners Nell Hall and Harry Hopman defeated Marjorie Cox and Jack Crawford 11–9, 3–6, 6–3 in the final, to win the mixed doubles tennis title at the 1930 Australian Championships.

Seeds

 * 1) 🇦🇺 Daphne Akhurst / 🇦🇺 Gar Moon (semifinals)
 * 2) 🇦🇺 Louie Bickerton / 🇦🇺 Jim Willard (semifinals)
 * 3) 🇦🇺 Marjorie Cox / 🇦🇺 Jack Crawford (final)
 * 4) 🇦🇺 Sylvia Harper / 🇦🇺 Jack Hawkes (quarterfinals)