John, Duke of Östergötland
Swedish prince
(1589–1618)
Parents
Gunilla Bielke
John III of Sweden
Children
Siblings
Isabella Johansdotter
Princess Anna of Sweden
Sigismund III Vasa
Sofia Johansdotter (Gyllenhielm)
Lucretia Gyllenhielm
Julius Gyllenhielm
Partners
Princess Maria Elizabeth of Sweden