List of Famous people born on January 31st

Emanuel Friedrich Ludwig Fischer was a Swiss botanist. He conducted research on both phanerogams and cryptogams, native to the canton of Bern. He was the father of mycologist Eduard Fischer.

Muhammad Ilyas Ruhiat better known as Ajengan Ilyas was an Indonesian Ulama and the leader of Cipasung Islamic Boarding School and also a Leader of Supreme Council Nahdlatul Ulama from 1992 until 1999. He was born at Tasikmalaya,

Francesco Minerva was an Italian clergyman; at his death he was the second-oldest living bishop in the Roman Catholic Church, after Corrado Bafile. He was also one of its longest-serving priests, having been ordained on 16 April 1927.

Ulrich Thieme was a German art historian. He was the son of the industrialist and art collector Alfred Thieme (1830–1906), brother of the publisher Georg Thieme (1830–1906) and grandfather of the painter Peter Flinsch (1920–2010).

Ekaterina Sergeevna Ananina is a badminton player from Russia. She was the women's doubles champion at the National Championships in 2002 and 2009. Now, she was known as Ekaterina Vikulova. Ananina was prepared to compete at the Beijing 2008 Olympic Games, but she was failed to qualified.

Henrik Dam Kristensen is a Danish politician and the current speaker of the Danish parliament. He has been a member of the Danish parliament for the Social Democrats from 1990–2004 and again from 2007, during which he served as Minister for Agriculture and Fisheries (1994–1996), Minister for Food (1996–2000), Minister for Social Affairs (2000–2001), Minister for Transport (2011–2013) and Minister for Employment (2014–2015). He served as President of the Nordic Council in 2011 and 2016.