This is a list of all the champions of the mixed doubles event for the Australian Open tennis tournament.
Champions
Australasian Championships
{| class="wikitable sortable"
|-
! Year
! Champions
! Runners-up
! class=unsortable|Score
|-
| 1922 || Esna Boyd Robertson <br /> Jack Hawkes || Gwen Utz <br /> Harold Utz || 6–1, 6–1
|-
| 1923 || Sylvia Lance Harper <br /> Horace Rice || Margaret Molesworth <br /> Bert St. John || 2–6, 6–4, 6–4
|-
| 1924 || Daphne Akhurst Cozens <br /> Jim Willard || Esna Boyd Robertson <br /> Garton Hone || 6–3, 6–4
|-
| 1925 || Daphne Akhurst Cozens <br /> Jim Willard || Sylvia Lance Harper <br /> Bob Schlesinger || 6–4, 6–4
|-
| 1926 || Esna Boyd Robertson <br /> Jack Hawkes || Daphne Akhurst Cozens <br /> Jim Willard || 6–2, 6–4
|}
Australian Championships
{| class="wikitable sortable"
|-
! Year
! Champions
! Runners-up
! class=unsortable|Score|name=WWII
|-
| 1942
|-
| 1943
|-
| 1944
|-
| 1945
|-
| 1946 || Nancye Wynne Bolton <br /> Colin Long || Joyce Fitch <br /> John Bromwich || 6–0, 6–4
|-
| 1947 || Nancye Wynne Bolton <br /> Colin Long || Joyce Fitch <br /> John Bromwich || 6–3, 6–3
|-
| 1948 || Nancye Wynne Bolton <br /> Colin Long || Thelma Coyne Long <br /> Bill Sidwell || 7–5, 4–6, 8–6
|-
| 1949 || Doris Hart <br /> Frank Sedgman || Joyce Fitch <br /> John Bromwich || 6–1, 5–7, 12–10
|-
| 1950 || Doris Hart <br /> Frank Sedgman || Joyce Fitch <br /> Eric Sturgess || 8–6, 6–4
|-
| 1951 || Thelma Coyne Long <br /> George Worthington || Clare Proctor <br /> Jack May || 6–4, 3–6, 6–2
|-
| 1952 || Thelma Coyne Long <br /> George Worthington || Gwen Thiele <br /> Tom Warhurst || 9–7, 7–5
|-
| 1953 || Julia Sampson Hayward <br /> Rex Hartwig || Maureen Connolly <br /> Ham Richardson || 6–4, 6–3
|-
| 1954 || Thelma Coyne Long <br /> Rex Hartwig || Beryl Penrose <br /> John Bromwich || 4–6, 6–1, 6–2
|-
| 1955 || Thelma Coyne Long <br /> George Worthington || Jenny Staley <br /> Lew Hoad || 6–2, 6–1
|-
| 1956 || Beryl Penrose <br /> Neale Fraser || Mary Bevis Hawton <br /> Roy Emerson || 6–2, 6–4
|-
| 1957 || Fay Muller <br /> Mal Anderson || Jill Langley <br /> Billy Knight || 7–5, 3–6, 6–1
|-
| 1958 || Mary Bevis Hawton <br /> Bob Howe || Angela Mortimer Barrett <br /> Peter Newman || 9–11, 6–1, 6–2
|-
| 1959 || Sandra Reynolds Price <br /> Bob Mark || Renée Schuurman <br /> Rod Laver || 4–6, 13–11, 6–1
|-
| 1960 || Jan Lehane O'Neill <br /> Trevor Fancutt || Mary Carter Reitano <br /> Bob Mark || 6–2, 7–5
|-
| 1961 || Jan Lehane O'Neill <br /> Bob Hewitt || Mary Carter Reitano <br /> John Pearce || 9–7, 6–2
|-
| 1962 || Lesley Turner Bowrey <br /> Fred Stolle || Darlene Hard <br /> Roger Taylor || 6–3, 9–7
|-
| 1963 || Margaret Smith Court <br /> Ken Fletcher || Lesley Turner Bowrey <br /> Fred Stolle || 7–5, 5–7, 6–4
|-
| 1964 || Margaret Smith Court <br /> Ken Fletcher || Jan Lehane O'Neill <br /> Mike Sangster || 6–3, 6–2
|-
| 1965 || colspan="2"| Robyn Ebbern <br /> Owen Davidson <br />and<br /> Margaret Smith Court <br /> John Newcombe || align = "center"| Final match not played, title shared.
|-
| 1966 || Judy Tegart Dalton <br /> Tony Roche || Robyn Ebbern <br /> Bill Bowrey || 6–1, 6–3
|-
| 1967 || Lesley Turner Bowrey <br /> Owen Davidson || Judy Tegart Dalton <br /> Tony Roche || 9–7, 6–4
|-
| 1968 || Billie Jean King <br /> Dick Crealy || Margaret Smith Court <br /> Allan Stone || walkover
|}
Australian Open
{| class="wikitable sortable
|-
! Year
! Champions
! Runners-up
! class=unsortable|Score