He was married to Mary (Maguire) Angwall, they had a son, Robert O. Angwall, who also became a Great Lakes Captain and Marinette businessman and civic leader.
He was married to Mary (Maguire) Angwall, they had a son. Robert O. Angwall was a son. A son also became a Great Lakes Captain and Marinette businessman. A son also became civic leader. Robert O. Angwall was a son.