Wallaroos head coach John Manenti announced a 26-player squad on 14 July 2010, including the majority of Australia's World Cup-winning Women's Sevens team in his squad, five players who return for third WRWC (Ruan Sims, Cheryl Soon, Tui Ormsby, Debby Hodgkinson, Alex Hargreaves) and four rookies (Megan Shanahan, Caroline Vakalahi, Cheyenne Campbell and Shannon Parry).

[5]Loose forward Nomathamsanqa Faleni was ruled out of the tournament with a serious shoulder injury during a training match in late July and replaced by Golden Lions flanker Pulane Motloung.

Woodbridge second row and former wing Louise Rickard earned her call-up for her fourth World Cup, while Mel Berry was confirmed captain.

[7]Flanker Catrina Nicholas ruptured the anterior cruciate ligament in her right knee during the second half of the match against South Africa on 24 August.

8 Catherine Spencer was named captain, while Saracens hooker Amy Garnett is the most experienced player with 86 caps and three rugby world cups behind her.

Margaret Alphonsi, Charlotte Barras, Rachael Burford, Tamara Taylor, Amy Turner and Danielle Waterman will also feature in their second successive world cup campaigns.

Ireland head coach Phillip Doyle announced the final squad on 12 July 2010, with UL Bohemians and Munster prop Fiona Coghlan named captain, the return of experienced back Lynne Cantwell after a spell in New Zealand and the emerging Nora Stapleton.

Head coach John Long of Canada's National Senior Women's Team announced his 2010 World Cup roster on 15 July 2010.