Career
Following her retirement from playing, she has been involved with the media aspect of the game, working for both Oceania Football Confederation and Fédération internationale de football association in a media relations capacity. Duncan represented New Zealand at the 2007 Fédération internationale de football association Women"s World Cup finals in China, where they lost to Brazil 0–5, Denmark (0–2) and China (0–2). In 2009 she was appointed Head of Media and Communications with the Oceania Football Confederation, a position she held for three years.
She worked at the London 2012 Summer Olympics and in 2013, Duncan joined Fédération internationale de football association as part of their Media Department.