Full name: 
Aaron Warren O'Brien
Born:  
October 2, 1981, St Leonards, Sydney, New South Wales
Major teams:  
Australia Under-19s, New South Wales, South Australia
Batting style:  
Left-hand bat
Bowling style:  
Slow left-arm orthodox
Nick name:  
Obi
Height:  
1.82 m
 Batting and fielding Averages
 
Mat
Runs
Hs
Avg
SR
100
50
4s
6s
First-class
49
1846
147
26.75
46.49
1
8
-
-
List A
64
1149
62*
31.05
74.56
0
6
-
-
 Bowling Averages
 
Mat
Runs
Wkts
BBI
BBM
Ave
Econ
SR
5w
First-class
49
2862
51
4/74
-
56.11
3.05
110.1
0
List A
64
1954
40
4/41
4/41
48.85
4.89
59.8
0