Purno Agitok Sangma was an Indian politician who has served as the 4th Chief Minister of Meghalaya from 1988 to 1990 and the 11th Speaker of the Lok Sabha from 1996 to 1998. He served as a member of the Lok Sabha from Tura in Meghalaya from 2014 to 2016, 1991 to 2008 and from 1977 to 1989 and the minister of Information and Broadcasting in the Rao ministry from 1995 to 1996. He was the founder of National People's Party and co-founder of Nationalist Congress Party.

The speaker of the Lok Sabha is the presiding officer and the highest authority of the Lok Sabha, the lower house of the Parliament of India. The speaker is elected generally in the first meeting of the Lok Sabha following general elections. Serving for a term of five years, the speaker is chosen from sitting members of the Lok Sabha. The longest-serving speaker was Balram Jakhar, whose tenure lasted 9 years and 329 days.