Gustavus Adolphus of Sweden | Gustavus Fox | Gustavus von Tempsky | Gustavus Kelly | Gustavus Franklin Swift | Gustavus Conyngham | Gustavus Adolphus College | George Gustavus Walker | Frederick Gustavus Burnaby | Gustavus Wynne Cook | Gustavus Myers | Gustavus Katterfelto | Gustavus Hesselius | Gustavus Hamilton-Russell, 10th Viscount Boyne | Gustavus Hamilton, 2nd Viscount Boyne | Gustavus Hamilton, 1st Viscount Boyne | Gustavus Green | Gustavus Blin Wright | Gustavus Athol Waterhouse | Gustavus Abeel |
This was the joining of the House of Wittelsbach with the Swedish Vasa royal family which was strengthened by a further marriage when Johann Casimir of Pfalz-Zweibrücken married Catharina of Sweden, a sister of Gustav Adolfus in the 17th century.