His children were Tadahiro SAKAI (count) (the eldest son), and daughters (lawful wife of Tadauji SAKAI), (third wife of Sukeyori ITO), (lawful wife of Tadayoshi SAKAI).
子に酒井忠道（伯爵）（長男）、娘（酒井忠氏正室）、娘（伊東祐帰継々室）、娘（酒井忠美正室）。