Northern Hemisphere
Europe
There are six main European countries who play rugby union. These are England, France, Italy, Ireland, Wales and Scotland. They all have different divisions within their country. Here are the top leagues.
England
Aviva Premiership
Scotland
Scottish Premiership
Italy
National Championship of Excellence
Wales
Welsh Premier Division
Ireland
All Ireland League (AIL/AIB League)
France
Top 14
North America
North America had 2 nations at the 2015 World Cup (USA and Canada) but only Canada has a domestic league
Canada
Canadian Rugby Championship
Asia
Japan are the undisputed kings of rugby in Asia but India and Malaysia both have national leagues
Japan
Top League
India
All India & South Asia Rugby Tournament
Malaysia
MRU Super League
The Leagues