Antonie Sybille of Barby-Mühlingen (1641-1684) (1641–1684) Parents Albert Frederick, Count of Barby-Muhlingen Sophia Ursula of Oldenburg Children Magdalena Sophia of Schwarzburg-Sondershausen Christiane Emilie of Schwarzburg-Sondershausen Günther XLIII, Prince of Schwarzburg-Sondershausen Siblings Christine Elisabeth von Barby und Mühlingen Countess Emilie Juliane of Barby-Mühlingen August Louis of Barby-Mühlingen Partners Christian William I, Prince of Schwarzburg-Sondershausen