Dame Thea Dale Muldoon was the wife of Robert Muldoon, who was the Prime Minister of New Zealand from 1975 to 1984. She was also known for her community service.

Sir Robert David Muldoon was a New Zealand conservative politician who served as the 31st prime minister of New Zealand, from 1975 to 1984, while leader of the National Party. Departing from National Party convention, Muldoon was a right-wing populist and economic nationalist, with a distinctive public persona described as reactionary, aggressive, and abrasive.