Countess Philippine of Ysenburg and Büdingen (1618–1655) Parents Wolfgang Henry of Ysenburg and Büdingen Mary Magdalene of Nassau-Idstein Children Karl Gustaf von Sayn-Wittgenstein Siblings Countess Ernestine of Ysenburg and Büdingen John Louis of Ysenburg and Büdingen Christian Moritz zu Ysenburg-Büdingen Partners Christian, Graf zu Sayn-Wittgenstein-Sayn