Žiče Charterhouse, also Seiz Charterhouse(German: Kartäuserkloster Seiz, Latin: Domus in Valle Sancti Johannis), was a Carthusian monastery or Charterhouse in the narrow valley of Žičnica Creek, also known as Saint John the Baptist Valley (Slovene: dolina svetega Janeza Krstnika) after the church dedicated to St. John the Baptist at the monastery near the village of Žiče (German: Seitzdorf) and at settlement Špitalič pri Slovenskih Konjicah in the Municipality of Slovenske Konjice in northeastern Slovenia.