I don't female rugby is popular anywhere for women as a spectator sport. America, Canada, New Zealand, Australia and England comes to mind when thinking of countries with great Female rugby national teams and programs. As for men rugby is most popular in NZ, South- Africa and Wales . its a major sport in Australia, England, France Scotland and Ireland. And it has a big fallowing in Argentina, Italy and Namibia. And its rapidly growing in Japan, Canada and America.