Ferdinand Leopold, Count of Hohenzollern-Sigmaringen German nobleman; ruling Count of Hohenzollern-Haigerloch (1692-1750) (1692–1750) Parents Marie Anna Eusebia, Gräfin von Königsegg-Aulendorf Francis Anthony, Count of Hohenzollern-Haigerloch Children Siblings Francis Christopher Anton, Count of Hohenzollern-Sigmaringen Maria Franziska, Gräfin von Hohenzollern-Sigmaringen