Ladislaus I of Poland

Ladislaus I of Poland (also Wladislaus I of Poland) may refer to:


 * Władysław I Herman (c. 1040–1102), Duke of Poland
 * Władysław I the Elbow-high (1261–1333), King of Poland (also known as Ladislaus the Short, or Władysław I Łokietek)