Namesakes
Hedwig
(a.k.a. Jadwiga) (f) 1174-1243 
Saints
Jadwiga
(f) 1374-1399
Polish High Dukes and Kings 1384-1399
Saints (Jadwiga of Poland)
Jadwiga Wajs-Marcinkiewicz
(f) 1912-1990
Olympic Medalists 1932; 1936 discus throw (bronze/silver)
Maria Kwaśniewska-Maleszewska
(a.k.a. Jadwiga) (f) 1913-2007
Olympic Medalists 1936 javelin throw (bronze)