Maria (, Marija, ; 1134âÂÂd. 1189) was Serbian princess and daughter of Uroà ¡ I, Grand Prince of Serbia. She was sister of Uroà ¡ II, Grand Prince of Serbia, and Helena, Queen of Hungary. Sometime before 1134, Maria was married to Conrad II, Duke of Znojmo, a Bohemian prince and a member of the Pà Âemyslid dynasty.
Maria and Conrad had several children, including: