| Year | First | Second | Third | |||
|---|---|---|---|---|---|---|
| 1975-76 | 400mH | Jenny STEWART (NSW) 62.0 | Janet SMITH (NSW) 62.8 | Margaret HAMLEY (NSW) 64.0 | ||
| 1976-77 | 400mH | Glynis CEARNS (Saunders/Nunn) (Qld) 61.0 | Stacey ATTERTON (NSW) 61.2 | Elizabeth DALE (NSW) 64.3 | ||
| 1977-78 | 400mH | Sally FLEMING (Hamilton) (WA) 59.0 | Stacey ATTERTON (NSW) 60.4 | Jenny LAURENDET (Low) (Qld) 61.5 | ||
| 1978-79 | 400mH | Sally FLEMING (Hamilton) (WA) 57.86 | Jenny LAURENDET (Low) (Qld) 59.99 | Stacey TANNER (WA) 62.27 | ||
| 1979-80 | 400mH | Jenny LAURENDET (Low) (Qld) 60.69 | Stacey TANNER (WA) 61.69 | Marianne HARDSTAFF (Tas) 62.08 | ||
| 1980-81 | 400mH | Stacey TANNER (WA) 60.24 | Marianne HARDSTAFF (Tas) 60.48 | Cathie WILSON (Vic) 61.26 | ||
| 1981-82 | 400mH | Anna SCHAEFER (NSW) 62.54 | Cathie WILSON (Vic) 62.58 | Jackie OLNER (SA) 65.17 | ||
| 1982-83 | 400mH | Marianne HARDSTAFF (Tas) 59.69 | Marea ECCLES (Vic) 61.37 | Lesley RICHARDS (NSW) 61.80 | ||
| 1983-84 | 400mH | Sue LAWTON (NSW) 62.76 | Helen GRAHAM (NSW) 63.50 | Jenny EWING (Vic) 63.90 | ||
| 1984-85 | 400mH | Mia GABBEDY (WA) 60.32 | Rosie LLOYD (SA) 61.17 | Belinda HOONHOUT (Qld) 61.92 | ||
| 1985-86 | 400mH | Mia GABBEDY (WA) 60.61 | Jodi ALLEN (Tas) 61.34 | Rosie LLOYD (SA) 62.48 | ||
| 1986-87 | 400mH | Annette CAVANAGH (NSW) 61.32 | Belinda HOONHOUT (Qld) 61.79 | Megan ATKINSON (NSW) 62.89 | ||
| 1987-88 | 400mH | Adrienne MCIVOR (Rainbird) (Qld) 59.65 | Annette CAVANAGH (NSW) 60.05 | Desley SHEA (WA) 61.57 | ||
| 1988-89 | 400mH | Annette CAVANAGH (NSW) 59.92 | Adrienne MCIVOR (Rainbird) (Qld) 61.48 | Carolyn CHAPMAN (SA) 63.53 | ||
| 1989-90 | 400mH | Adrienne MCIVOR (Rainbird) (Qld) 59.28 | Annette CAVANAGH (NSW) 59.98 | Catriona LARRITT (Vic) 60.21 | ||
| 1990-91 | 400mH | Kylie ROBERTSON (NSW) 59.53 | Nioka GRAY (NSW) 60.68 | Jillian BURNS (NSW) 61.04 | ||
| 1991-92 | 400mH | Nioka GRAY (NSW) 59.22 | Katie FANKHAUSER (Vic) 61.81 | Sharna BARTLETT (Vic) 62.62 | ||
| 1992-93 | 400mH | Rebecca CAMPBELL (WA) 57.06 | Lauren POETSCHKA (WA) 58.34 | Nioka GRAY (NSW) 59.84 | ||
| 1993-94 | 400mH | Rebecca CAMPBELL (WA) 59.75 | Kate MYERS (Vic) 61.69 | Emma AISBETT (NSW) 62.99 | ||
| 1994-95 | 400mH | Rebecca CAMPBELL (WA) 60.46 | Josephine FOWLEY (NSW) 61.22 | Kate MYERS (Vic) 62.77 | ||
| 1995-96 | 400mH | Josephine FOWLEY (NSW) 59.65 | Elizabeth ALLEN (WA) 61.02 | Rebecca DEANE (NSW) 61.64 | ||
| 1996-97 | 400mH | Stacey ELLWOOD (WA) 62.97 | Josephine FOWLEY (NSW) 63.25 | Rebecca DEANE (NSW) 63.40 | ||
| 1997-98 | 400mH | Sonia BRITO (Vic) 59.07 | Kylie WHEELER (WA) 59.48 | Jennifer MARSHALL (Vic) 60.03 | ||
| 1998-99 | 400mH | Jana RAWLINSON (Pittman) (NSW) 58.71 | Kylie WHEELER (WA) 59.81 | Hanna OZTURK (WA) 62.13 | ||
| 1999-00 | 400mH | Rachel DELPHIN (Tas) 59.68 | Astrid LOCH-WILKINSON (NSW) 62.31 | Casey O'BYRNE (NZL) 63.43 (4) Sarsha MCGOWAN (Qld) 64.26 |
||
| 2000-01 | 400mH | Annie CAHILL (NSW) 62.66 | Sarah COGHILL (Vic) 63.48 | Amy MATTHEWS (NZL) 64.62 (4) Lauren BROWNLOW (NSW) 67.35 |
||
| 2001-02 | 400mH | Kimberley CROW (Vic) 59.60 | Emily ALLEN (Vic) 60.94 | Kelly YOUNG (NSW) 63.15 | ||
| 2002-03 | 400mH | Annie CAHILL (NSW) 61.22 | Emily ALLEN (Vic) 61.58 | Tara MILLGATE (NSW) 62.28 | ||
| 2003-04 | 400mH | Kimberley CROW (Vic) 59.64 | Tara MILLGATE (NSW) 60.49 | Kristy RADFORD (Vic) 60.96 | ||
| 2004-05 | 400mH | Kerryn PAULL (NSW) 61.96 | Lyndsay PEKIN (WA) 63.33 | Tarin NEVIN (NSW) 63.74 | ||
| 2005-06 | 400mH | Stacey DIETRICH (Vic) 61.33 | Tarin NEVIN (NSW) 61.62 | Katherine CRERIE (WA) 62.03 | ||
| 2006-07 | 400mH | Jessie COUCH (Vic) 61.11 | Evie MAGUIRE (Vic) 63.27 | Amanda MORRIS (NSW) 63.92 |
The first three Australian athletes (as well as first three overall) are in the respective columns.
Rank in brackets ( ) indicate the overall rank of the Australian athlete where that athlete was
beaten into that place by an international.