In Round 4 of the 2011 NRL season, Arona made his NRL début for the Sydney Roosters, playing off the interchange bench in the Roosters 24-6 victory over the Wests Tigers at SFS.
Arona finished his début year in the NRL with him playing in 13 matches for the Sydney Roosters in the 2011 NRL season.
On 3 November 2011 The annual RLIF Awards dinner was held at the Tower of London and Arona was named Cook Islands' player of the year.
In Round 4 of the 2011 NRL season, Arona made his NRL début for the Sydney Roosters, playing off the interchange bench in the Roosters 24-6 victory over the Wests Tigers at SFS. Arona finished his début year in the NRL with him playing in 13 matches for the Sydney Roosters in the 2011 NRL season. On 3 November 2011 The annual RLIF Awards dinner was held at the Tower of London and Arona was named Cook Islands' player of the year.
Tinirau Arona