John Casimir

John Casimir may refer to:

John II Casimir of Poland (1609–1672)
Johann Casimir of Simmern (1543–1592)
John Casimir, Duke of Saxe-Coburg (1564–1633)
John Casimir (clarinetist) (1898–1963)
John Casimir, Count Palatine of Kleeburg (1589–1652), father of Karl X Gustav of Sweden
John Casimir Ehrnrooth, Finnish soldier
John Casimir Zichy Woinarski, Australian ornithologist

This disambiguation page lists articles associated with the same personal name. If an internal link led you here, you may wish to change the link to point directly to the intended article.