Harry Potter Characters: 1 character
Notable Scientists and Inventors: 1 physicist
Hedwig Kohn   1887-1964  
Olympic Medalists: 1 bronze
(bronze) Hedwiga Rosenbaumová (a.k.a. Hedwig)   1900   tennis  
Polish High Dukes and Kings: 1 queen
Queen Jadwiga (a.k.a. Hedwig)   1384-1399  
Saints: 2 saints
Saint Hedwig   1174-1243  
Saint Jadwiga of Poland (a.k.a. Hedwig)   1374-1399  
Title Characters: 1 musical
(musical) Hedwig   1998   Hedwig and the Angry Inch