Rambo's father, Peter Gunnarsson Rambo (born in 1612 in Gothenburg, Sweden - died 1698 in Pennsylvania), was one of the first colonists in the Swedish colony of New Sweden.
Rambon isä, Peter Gunnarsson Rambo (1612 Göteborg, Ruotsi – 1698 Pennsylvania), oli yksi Uuden Ruotsin ensimmäisistä kolonisteista.