List of Famous people born on January 31st

Joseph Kosuth, an American conceptual artist, lives in New York and London, after having resided in various cities in Europe, including Ghent and Rome.

Henri Pujol is a French professor at University of Montpellier 1 and former president of the French ligue against cancer from 1998 to 2007.

Arto Kalevi Härkönen is a retired Finnish javelin thrower. He won the gold medal at the 1984 Summer Olympics, with a throw of 86.76 metres.

Larry Buchanan, born Marcus Larry Seale Jr., was a film director, producer and writer, who proclaimed himself a "schlockmeister". Many of his titles have landed on "worst movie" lists or in the public domain, but all at least broke even and many made a profit. He is perhaps most famous for the films In the Year 2889, The Eye Creatures, Zontar, the Thing from Venus, Curse of the Swamp Creature, It's Alive!, and Mars Needs Women.

Willy Spühler was a Swiss politician.

Abu Sayeed Chowdhury was a jurist and the President of Bangladesh. Besides that, he held the positions of the Chairmen of the United Nations Commission on Human rights, the vice-chancellor of the University of Dhaka, the Foreign Minister of Bangladesh and the first Bangladesh High Commissioner to the UK.

Pierre Hassner, born 31 January 1933 in Bucharest, Romania; died 26 May 2018 in the 15th arrondissement of Paris, was a geopolitologist and philosopher naturalized Romanian French.