The 2013 IRB Junior World Championship was the sixth, IRB Junior World Championship, an annual international rugby union competition for Under 20 national teams. The event was organised in France by rugby's governing body, the IRB. A total of twelve nations played in the tournament. South Africa went into the tournament as defending champions, after winning the tournament for the first time in 2012. England were crowned the 2013 champions for the first time after defeating Wales 23–15 in the final on the 23 June at Stade de la Rabine in Vannes.

Darren Sweetnam is an Irish rugby union player for French Pro D2 club Oyonnax. He plays as a wing but can also play fullback. Sweetnam is also a former inter-county hurler with Cork and has played underage hockey for Ireland.