2011 Rugby World Cup squads

However, all players on both squads played for clubs within their country, either in Super Rugby or New Zealand's domestic ITM Cup, in the preceding 2011 season.

[1] Head coach: Kieran Crowley Note: Flags indicate national union for the club/province as defined by World Rugby.

[3] Head coach: Marc Lièvremont Note: Flags indicate national union for the club/province as defined by World Rugby.

[4] Justin Ives and Ryukoliniasi Holani were ruled out with injury, they were replaced by Yuji Kitagawa and Toetsu Taufa.

[5] Tomoki Yoshida and Yuta Imamura were ruled out with injury, they were replaced by Ippei Asada and Bryce Robins.

[7] On 1 October, Dan Carter sustained a tournament-ending groin injury and was replaced in the squad by Aaron Cruden.

[8] On 9 October, Mils Muliaina sustained a shoulder fracture and Colin Slade suffered a groin tear.

[10] Head coach: Isitolo Maka Note: Flags indicate national union for the club/province as defined by World Rugby.

[13] Head coach: Santiago Phelan Note: Flags indicate national union for the club/province as defined by World Rugby.

[15] Team manager: Martin Johnson Note: Flags indicate national union for the club/province as defined by World Rugby.

[17] Cătălin Fercu was forced to withdraw after his fear of flying prevented him from travelling to New Zealand; Adrian Apostol replaced him.

[22] Shane Jennings was called up to replace David Wallace after the latter suffered a knee injury in Ireland's final warm-up Test against England.

[25] Tommaso D'Apice returned to Italy after damaging ligaments in his left knee and was replaced by Franco Sbaraglini.

[34] Head coach: Peter de Villiers Note: Flags indicate national union for the club/province as defined by World Rugby.

Taylor Paris of Canada was the youngest player named to a squad at 18, while Russia's Viacheslav Grachev, 38, was the oldest.