Back جون ادولفوس دالجرن ARZ John A. Dahlgren Danish John A. Dahlgren English John A. Dahlgren French Дальгрен, Джон Russian John A. Dahlgren Swedish
John Adolphus Bernard Dahlgren (* 13. November 1809 in Philadelphia, Pennsylvania; † 12. Juli 1870 in Washington, D.C.) war Konteradmiral (Rear Admiral) der US-Marine.