England RFU has the most
There are 122,598 registered rugby union players in japan.
There are 21,587 registered rugby union players in Canada as of January 2009 There are 21,587 registered rugby union players in Canada as of January 2009
England. There are about 250,000 adult male rugby union players there.
In 2013, there were around 51,000 registered adult rugby players in Australia. Not all of these people actively play and this is only the adults who are registered. There are about 302,000 registered kids.
from the AGm results for 2011 there appears to be 3000 players registered
as of 2011 its England with 2.5 million registered players
England have the most registered players with 2.5 million
Registered players 434,219 (total)147,300 (adult)165,000 (junior)
Rugby, Football, cricket and Hockey.
ALOT, I recon you cann't say.