Donwa Dethwelson Lapang (born 10 April 1934), popularly known as Dr. D. D. Lapang, is a politician from Meghalaya, India, and a former Chief Minister of Meghalaya. He started his life as a road labourer and worked his way up to become Sub-Inspector of schools. His father's name was Donwa War. In 1958, he married Amethyst Lynda Jomes Blah. He became chief minister for a fourth time on 13 May 2009, after the state was under President's Rule for two months, and resigned on 19 April 2010.