Jadwiga Olgierdowna, Princess of Oświęcim

ALGIRDAS [Olgierd], s/o GEDIMINAS Grand Duke of Lithuania & Olga Vsevolodovna of Smolensk] ([1296]-end May 1377). Baptised ALEKSANDER.
x (1318) [MARIA] Iaroslavna of Vitebsk, d/o IAROSLAV Vasilievich Prince of Vitebsk (-1346).

1. ANDREI
2. KONSTANTIN
3. OLEŁKO WŁODZIMIERZ
4. FEODOR
5. KORIBUTAS
6. FEODORA
7. daughter
8. MARIA [Agrafena]

xx ([1350]%29 IULIANA Aleksandrovna of Tver, d/o ALEXANDER I Mikhailovich Prince of Tver, ex-Grand Prince of Vladimir & Anastasia [Iurievna of Galich] ([1325]-1392).

9. KENNA
10. JOGAILA
11. SKIRGAILA
12. LENGVENIS
13. KORIGAILA
14. WIGAND
15. ŠVITRIGAILA
16. ELENA
17. MARIA
18. WILHEIDA KATARZYNA
19. ALEKSANDRA
20. JADWIGA (-after 13 May 1400). m (1394) HANUŠ III Duke of Auschwitz [O%C5%9Bwi%C4%99cim], son of HANUŠ II Duke of Auschwitz [Piast] & his wife Hedwig von Brieg [Piast] ([1366/76]-1405, after 19 Aug).

• https://fmg.ac/Projects/MedLands/LITHUANIA.htm#Gediminasdied1341B

Jadwiga (z drugiego; †po 1407); × [1395/1396] Jan II, ks. oświęcimski (†1405 po 1.IX.)

Ядвига (ок. 1375) — жена освенцимского князя Яна III.