Adelheid married László (Ladislas) ÁRPÁD King of Hungary (1077-1095), son of Béla I ÁRPÁD King of Hungary (1061-63) and Richza (Rixa) PIAST of Poland, in 1090. (László (Ladislas) ÁRPÁD King of Hungary (1077-1095) was born on 27 Jun 1040 in Poland and died on 27 Jul 1095.)