About Max Euwe
Machgielis "Max" Euwe was a Dutch chess player, mathematician, author, and chess administrator. He was the fifth player to become World Chess Champion, a title he held from 1935 until 1937. He served as President of FIDE, the World Chess Federation, from 1970 to 1978. He won every Dutch chess championship that he entered from 1921 until 1952, and won the title again in 1955; his 12 titles are still a record. Euwe played his first tournament at age 10, winning every game. After World War II, Euwe became interested in computer programming and was appointed professor in this subject at the universities of Rotterdam and Tilburg, retiring from Tilburg University in 1971.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.