Marx Brothers Minnie helped her younger brother Abraham Elieser Adolf Schönberg (stage name Al Shean) to enter show business; he became highly successful on vaudeville and Broadway as half of the musical comedy double act Gallagher and Shean, and this gave the brothers an entree to musical comedy, vaudeville and Broadway at Minnie's instigation. Minnie also acted as the brothers' manager, using the name Minnie Palmer so that agents did not realize that she was also their mother. All the brothers confirmed that Minnie Marx had been the head of the family and the driving force in getting the troupe launched, the
William the Silent was to be the mother of Frederick Henry (1584–1647), William's fourth legitimate son and fifteenth legitimate child. This youngest of William's children, who was born only a few months before William's death, was to be the only one of his sons to bear children and carry the dynasty forward. Incidentally, Frederick Henry's only male-line grandson, William III, would become king of England, Scotland and Ireland, but he would die childless, at which point the lineage of William the Silent would end, to be succeeded by that of his brother John VI. !Name ! style="width:12%;"|Birth ! style="width:12%;"|Death !Notes William the Silent