List of Famous people born on May 31st

Fyodor I Ivanovich or Feodor I Ioannovich, also known as Feodor the Bellringer, was the last Rurikid Tsar of Russia (1584–1598).

Sara Sidner is an American journalist. She is a correspondent for CNN and CNN International based at CNN's Los Angeles bureau.

Selevasio Tolofua is a French rugby union player. His position is in the back row and he currently plays for Toulouse in the Top 14.

Michelle Chen Yanxi is a Taiwanese actress and singer.

Alfonso VI, nicknamed the Brave or the Valiant, was king of León (1065–1072) and of Galicia (1071–1109), and then king of the reunited Castile and León (1072–1109).

Baron Jean Michel P.M.G. de Selys Longchamps DFC was a Belgian aristocrat and RAF fighter pilot during World War II who is chiefly notable for his solo 1943 attack on the Gestapo headquarters in Brussels in German-occupied Belgium.

Reginald Yates is a British actor, television presenter and radio DJ. He was the voice actor for Rastamouse and played Leo Jones in Doctor Who. Yates has worked at the BBC in radio and television–presenting various shows for BBC Radio 1 with Fearne Cotton–as well as hosting the ITV2 reality show Release the Hounds from 2013 until 2017.

Adalberto Peñaranda Maestre is a Venezuelan professional footballer who plays as a striker or winger for Bulgarian club CSKA Sofia, on loan from Watford, and the Venezuela national football team.

Erik Sven Gunnar Karlsson is a Swedish professional ice hockey defenceman and alternate captain for the San Jose Sharks of the National Hockey League (NHL). Karlsson was drafted in the first round, 15th overall, by the Ottawa Senators at the 2008 NHL Entry Draft, with whom he spent his first nine NHL seasons. Karlsson is a two-time winner of the James Norris Memorial Trophy as the NHL's best defenceman, winning the award in 2012 and 2015.

Elias Michael Theodorou is a Canadian mixed martial artist of Greek descent. He competed for the UFC in the Middleweight division where he was ranked 13th until his release, and won The Ultimate Fighter Nations: Canada vs. Australia.