

Schwedischer Reichsmarschall, Herzog von Stegeborg und Pfalz-Zweibrücken-Kleeburg
Strängnäs
Adolf Johann I. (* 11. October 1629 in Stegeborg Castle; † 14. October 1689 in Stegeborg Castle) was a schwedischer Reichsmarschall, Herzog von Stegeborg und Pfalz-Zweibrücken-Kleeburg. He was 60 years old. He was married to Elsa Beata Brahe. He had at least 3 children (1 son and 2 daughters). He was buried at Strängnäs.