List of Famous people named Jan

Jan Le Witt (1907–1991) was a Polish-born British abstract artist, graphic designer and illustrator. He had a long professional partnership with George Him. As a design company, Lewitt-Him brought an innovative use of colour, abstraction and symbolism to commercial design. They established a reputation for fine poster work during World War Two and for exhibition displays, most notably with the Guinness clock for the Festival of Britain. The partnership dissolved in 1955 when Le Witt decided to concentrate upon his own, often abstract, art.

Jan Łukasiewicz was a Polish logician and philosopher who is best known for Polish notation and Łukasiewicz logic. He was born in Lemberg, a city in the Galician Kingdom of Austria-Hungary. His work centred on philosophical logic, mathematical logic and history of logic. He thought innovatively about traditional propositional logic, the principle of non-contradiction and the law of excluded middle. Modern work on Aristotle's logic builds on the tradition started in 1951 with the establishment by Łukasiewicz of a revolutionary paradigm.

Archbishop Jan Cieplak was a Polish Roman Catholic priest and bishop.

Jan Radlica was a Polish clergyman and bishop for the Roman Catholic Archdiocese of Kraków. He was appointed bishop in 1382. He died in 1392.

Ján Babjak, S.J. Archbishop and Metropolitan of Prešov is Prešov residential archieparch and the highest representative of the Greek Catholic Metropolitan Church in Slovakia.

Jan Cornet Galí is a Spanish actor. He won a Goya Award for his role as Vicente in Pedro Almodóvar's The Skin I Live In (2012).

Jan Wildens was a Flemish painter and draughtsman specializing in landscapes. His Realist landscapes show an eye for detail and have a serene character. He was a regular collaborator with Rubens and other leading Flemish Baroque painters of his generation in whose compositions he painted the landscapes.