Ka cika wannan jumla: A shekara ta 1616 ya auri Camilla Faà di Bruno a asirce, wanda ya sake ta a wannan shekarar. Dan su Francesco Giacinto Teodoro Giovanni Gonzaga, kodayake an yarda da shi a kotu, ba a sanya shi magajin Ferdinando ba. Ya mutu daga annoba a lokacin 1630
kewaye da Mantua. A ranar 16 ga Fabrairu 1617 ya auri Catherine de 'Medici (1593<unk>1629), 'yar Ferdinand I, Babban Duke na Tuscany.