W. D. John Seneviratne is a Sri Lankan politician, a member of the Parliament of Sri Lanka and a former government minister. Born in Kahawatta, Ratnapura, Seneviratne was the son of Welathanthirige Podi Appuhami and Soma Wijesundara. When he was a child his father died, and he was raised by his mother Soma Wijesundara. He was educated at the Palmadulla Gangkanda Vidyalaya, , Aquinas College, and at the Sri Lanka Law College.