who was the last miner to play rugby for wales

Dear Irish Welsh, 

Garin Jenkins was the last miner to play rugby for Wales. 

Further Reading
===============
Neil Hughes, "Coal Miners who were the lifeblood of Welsh rugby",
Pontypridd Rugby, 09 December 2005,
<http://teamponty.co.uk/index.php?option=com_content&task=view&id=142&Itemid=2>

Garin Jenkins, _In the Eye of the Storm_ (Mainstream, 2000).

Sporting Heroes
<http://www.sporting-heroes.net/rugby-heroes/displayhero.asp?HeroID=567> 

Garin "Tenpin" Jenkins
<http://www.wesclark.com/rrr/tenpin.html> 
(ouch!)

I hope this answers your question. Please contact me if you need any
clarification on this answer. My search terms were:
["last 	miner" 	play 	rugby 	wales ] 

Cofion cynnes, 
Politicalguru