Ambalal Dahyabhai Patel, better known as A.D. Patel, (also sometimes referred to as AD) (1905–1969) was a Fiji Indian politician, farmers' leader and founder and leader of the National Federation Party. Patel was uncompromisingly committed to a vision of an independent Fiji, with full racial integration. He was one of the first to advocate a republic, an ideal not realized in his lifetime.