Biography
Katharina Karlsdotter Vasa of Sweden was born 19 November 1584 in Nyköping to Karl IX of Sweden (1550-1611) and Anna Maria von der Pfalz (1561-1589) and died 13 December 1638 Westeräs of unspecified causes. She married Johann Kasimir von Pfalz-Zweibrücken-Kleeburg (1589-1652) 21 June 1615 in Stockholm.
Children
| Name | Birth | Death | Joined with |
| Christine Magdalene von Pfalz-Zweibrücken-Kleeburg (1616-1662) | 27 May 1616 Nyköping | 14 August 1662 Schloß Karlsburg | Friedrich VI. von Baden-Durlach (1617-1677) |
| Karl Friedrich von Pfalz-Zweibrücken-Kleeburg (1618-1619) | |||
| Elisabeth Amalie von Pfalz-Zweibrücken-Kleeburg (1619-1628) | |||
| Carl X Gustav of Sweden (1622-1660) | 8 November 1622 | 13 February 1660 | Hedwig Eleonore von Schleswig-Holstein-Gottorf (1636-1715) Brita Allerts (?-?) |
| Marie Euphrosine von Pfalz-Zweibrücken-Kleeburg (1625-1687) | |||
| Eleonore Katharine von Pfalz-Zweibrücken-Kleeburg (1626-1692) | 17 May 1626 Stegeborg | 3 March 1692 Osterholz | Friedrich von Hessen-Eschwege (1617-1655) |
| Adolf Johann I. von Pfalz-Zweibrücken-Kleeburg (1629-1689) | |||
| Gustav von Pfalz-Zweibrücken-Kleeburg (c1631-?) | |||