Švitrigaila (alternative spellings: Swidrygiello, Svitrigaylo, Svidryhajla, Svidrigailo, Swidrigailo; Boleslaw; ca 1370 – 10 February 1452 Lutsk) was the Grand Prince of Lithuania during 1430 - 1432, Prince of Witebsk 1392 – 1393, 1430 – 1436, Podolia 1400 – 1402, Novhorod-Siversky 1404 – 1408, 1420 – 1438, Czernichow 1419 – 1430, pan Wolynia 1437 – 1452. He was brother of Demetrius I Starszy and Wladyslaw II Jagiello.

In 1432 he was dethroned by the supportes of Zygimantas Kestutaitis . Later he sought help from Livonian Order and Poles, but was defeated in the battle near Lake Zirnajai in 1435.

Mother

Julianna of Tver 1350 (ca 1325 – 1392)

Father

Olgierd (ca 1296 – end of May 1377), Grand Prince of Lithuania 1345 – 1377

Brothers

Demetrius I Starszy (1327 – 12 May 1399 Battle of the Worskla River), Prince of Trubczewsk 1357 – 1399, Briansk 1357 – 1379, Starodub 1370 – 1399, Druck 13?? – 13??

Andrzej (14th century – 12 August 1399), Prince of Polock 1342 – 1387, Pskow 1341 – 1343, 134? – 1348, 1377 – 1379, 1394 – 1396

Konstanty (14th century – before 30 October 1390), Prince of Czartorysk

Wlodzimierz (14th century – after October 1398), Prince of Kiev, Kopyl , Slutsk

Fiodor (Theodore; 14th century – 1399), Prince of Rylsk 1370 – 1399, Ratnie 1387 – 1394, Briansk 1393

Wladyslaw II Jagiello (ca 1351 – 1 June 1434 Grodek Jagiellonski ), Grand Prince of Lithuania 1377 – 1381, 1382 – 1392, King of Poland 1386 – 1434

Skirgiello (Iwan; ca 1354 – 11 January 1397 Kijow), Prince of Troki 1382 – 1395, Kijow 1395 – 1397, regent of Lithuania

Korybut (Dymitr; after 1350 – after 1404), Prince of Novgorod-Seversky 1386 – 1392/93

Lingweni (Szymon; 14th century – after 19 June 1431), Prince of Mscislaw , regent of Great Novgorod

Korygiello (Kazimierz; after 1350 – 1390), Prince of Mscislaw , regent

Wigunt (Aleksander; after 1350 – 28 June 1392), Prince of Kiernow

Sisters

Fiedora (born 14th century)

Nowosielska (14th century – ?)

Agrypina (Maria; 14th century – 1393)

Kenna (Joanna; ca 1350 – 27 April 1368), Princess of Slupsk

Helena (after 1350 – 15 September 1438), Princess of Borowsko-Sierpuchowsk and third part of the Principality of Moscow, Princess of Wolock and Rzhev 1389 – 1405, Horodeck and Uglich 1405 – 1410

Maria (after 1350 - ?), Princess of Lithuania

Wilheida (Katarzyna; after 1350 – after 4 April 1422), Princess of Lithuania

Aleksandra (after 1350 – 19 June 1434), Princess of Czersk , Rawsk , Sochaczewsk, Plock, Gostynin, Plonsk, Wisk , Kujawy and Belsk

Jadwiga (after 1350 – after 1407), Princess of Oswiecim 1395/96 – 1405

See also

Gedyminid