Grand Prix F1 Australia 2005 merupakan balapan Formula 1 pada 6 Maret 2005 di Melbourne Grand Prix Circuit.

Pos	No	Pembalap	Tim	Lap	Waktu/Tersingkir	Grid	Poin
1	6	Giancarlo Fisichella	Renault	57	1:24'17.336	1	10
2	2	Rubens Barrichello	Ferrari	57	+5.5 d	11	8
3	6	Fernando Alonso	Renault	57	+6.7 d	13	6
4	14	David Coulthard	Red Bull-Cosworth	57	+16.1 d	5	5
5	7	Mark Webber	Williams-BMW	57	+16.9 d	3	4
6	10	Juan Pablo Montoya	McLaren-Mercedes	57	+35.0 d	9	3
7	15	Christian Klien	Red Bull-Cosworth	57	+38.9 d	6	2
8	9	Kimi Raikkonen	McLaren-Mercedes	57	+39.6 d	10	1
9	16	Jarno Trulli	Toyota	57	+63.1 d	2
10	12	Felipe Massa	Sauber-Petronas	57	+64.3 d	18
Ret	3	Jenson Button	BAR-Honda	56	+1 Lap	8
12	17	Ralf Schumacher	Toyota	56	+1 Lap	15
13	11	Jacques Villeneuve	Sauber-Petronas	56	+1 Lap	4
Ret	4	Takuma Sato	BAR-Honda	55	+2 Lap	20
15	19	Narain Karthikeyan	Jordan-Toyota	55	+2 Lap	12
16	18	Tiago Monteiro	Jordan-Toyota	55	+2 Lap	14
17	20	Patrick Friesacher	Minardi-Cosworth	53	+4 Lap	16
Ret	1	Michael Schumacher	Ferrari	42	Kecelakaan	19
Ret	8	Nick Heidfeld	Williams-BMW	42	Kecelakaan	7
Ret	21	Christijan Albers	Minardi-Cosworth	16	Girboks	17

Pole Position:Giancarlo Fisichella 3'01.460 (2 Lap) Lap Tercepat:Fernando Alonso 1'25.683