 Irish athletics has seen a heightened success rate since the year 2000 , with Sonia O 'Sullivan winning two medals at 5 @,@ 000 metres on the track ; gold at the 1995 World Championships and silver at the 2000 Sydney Olympics . Gillian O 'Sullivan won silver in the 20k walk at the 2003 World Championships , while sprint hurdler Derval O 'Rourke won gold at the 2006 World Indoor Championship in Moscow . Olive Loughnane won a silver medal in the 20k walk in the World Athletics Championships in Berlin in 2009 . 
