Leigh Halfpenny made his Cardiff Blues debut against Ulster at Ravenhill in May 2008, scoring 3 conversions in the 17-26 victory.
Halfpenny shone through the age grade system taking part in the 2005–2006 seasons U18 Home Four Nations Championship. He earned a call up to the Wales U19 squad during the 2006–2007 season for the U19 IRB World Championships in Belfast after impressing in the spring internationals.
Leigh enjoyed a successful tournament, starring in every match, and gaining one try against Argentina and a brace against Samoa in the Pool stages of the U19 competition. He finished the tournament on a total of 57 points scored for his country.
Halfpenny joined Cardiff RFC ahead of the 2007–2008 season and represented the Blues U20 in the Reebok Regional U20 Championship.
Leigh went on to be named in the starting 15 for the 2009 Six Nations game against Scotland and become a formidable force in the national team. Leading to him being called up to the 2009 British and Irish Lions but was dealt a blow when he had to withdraw from the squad due to a thigh injury.
Halfpenny was a key member of the 2011 Wales World Cup team, changing to Fullback for Wales and becoming the first choice kicker. Leigh cemented his place at Fullback in the 2012 Six Nations Grand Slam team gaining the majority of Wales’ points.
In the 2013 Six Nations Championship Leigh was named man of the match twice and claimed the RBS Six Nations Player of the Tournament. He shone in the 2013 British and Irish lions tour of Australia starting all three tests and claiming the Lions player of the Series.