Jadwiga (Polish pronunciation: [jadˈviɡa] ^ⓘ; diminutives: Jadzia [ˈjad͡ʑa], Iga) is a Polish feminine given name. It originated from the old Germanic feminine given name Hedwig (variants of which include Hedwiga), which is compounded from hadu ("battle") and wig ("fight").^[1]

Jadwiga may refer to:

• Jadwiga (wife of Władysław Odonic) (died 1249), Duchess consort of Greater Poland
• Jadwiga of Kalisz (1266–1339), Queen of Poland and mother of Casimir III of Poland
• Jadwiga of Żagań (before 1350–1390), Queen of Poland, wife of Casimir III of Poland (daughter-in-law of previous)
• Jadwiga of Poland (1374–1399), female monarch of Poland, named after Saint Hedwig of Andechs
• Jadwiga Lenartowicz-Rylko (1910–2010), Polish Catholic physician imprisoned in Ravensbruck.
• Jadwiga Dzido (1918–1985), Polish survivor of Ravensbrück concentration camp
• Jadwiga Jagiellon (disambiguation), several Polish princesses of that name

• Hedwig (disambiguation)
• Hadewijch
• Edwige