How many times have countries won the rugby world cup
- How many countries have won the rugby world cup
- How many countries have won the rugby world cup back to back
- How many countries have won the rugby world cup 4 times
- How many different countries have won the rugby world cup
- How many northern hemisphere countries have won the rugby world cup
- How many countries have won the rugby league world cup
- How many countries have won the rugby union world cup