Zero times
England won 1st semifinal against Sri Lenka of T20 world cup 2010 and qualified 1st time in finals Australia and England will be seen in Finals.
This is the first time that Spain has reached world cup finals.
5 times
Just the one: they are the defending champions, having won it in 2010.
2010 marks the third time that Australia has been in the World Cup.
Romania have been in 7 world cups. Their best result was in 1994, making it to the quarter-finals.
four times
I doubt very much if Cuba ever did qualify for a world cup.
If your talking union then its simple, every time as Australia is a founder of the RWC
LeBron James' first time in the finals was in 2007.
The Netherlands have been in the semi-finals twice, once in 1974, and the other time in 1978.
Senegal reached the World Cup finals for their first and so far only time in 2002, where they reached the quarter-finals before being knocked out by Turkey.