Don Mullan (born 1956, Derry, Northern Ireland) is an Irish best-selling author/humanitarian and media producer. His book Eyewitness Bloody Sunday is officially recognised as a primary catalyst for a new Bloody Sunday Inquiry which became the longest running and most expensive in British Legal History. Mullan, who is dyslexic, has spoken widely, and was co-producer of a highly acclaimed and multi-award winning film about Bloody Sunday that was inspired by his book.