 At the 2007 British Grand Prix in July, Cuddihy came third in the 400 metres behind Nicola Sanders and Monique Henaghan.That same month she won both the 200 and 400 metres events at the Irish National Senior Track and Field Championships, making it the second successive year she had won both.Cuddihy competed at the 2007 World Championships in Athletics in Osaka, Japan that August.