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Father	Albert II of Austria
Mother	Joanna of Pfirt

Duke Frederick III of Austria (31 March 1347 – 10 December 1362) was the second son of Duke Albert II of Austria and a younger brother of Duke Rudolf IV. He was born and died in Vienna, where he is buried in the Ducal Crypt.

Ancestry

Ancestors of Frederick III, Duke of Austria

16. Albert IV, Count of Habsburg

8. Rudolf I, King of the Romans

17. Hedwig of Kyburg

4. Albert I, King of the Romans

18. Burkhard V, Count of Hohenburg

9. Gertrude of Hohenberg

19. Matilda of Tübingen

2. Albert II, Duke of Austria

20. Meinhard I, Count of Tyrol

10. Meinhard, Duke of Carinthia

21. Adelaide of Tyrol

5. Elisabeth of Carinthia

22. Otto II, Duke of Bavaria

11. Elisabeth of Bavaria

23. Agnes of the Palatinate

1. Frederick III, Duke of Austria

24. Ulrich II, Count of Pfirt

12. Theobald, Count of Pfirt

25. Agnes of Vergy

6. Ulrich III, Count of Pfirt

26. Gauthier, Lord of Klingen

13. Catherine of Klingen

27. Sophie of Froburg

3. Joanna of Pfirt

28. Hugh, Count of Burgundy

14. Reginald of Burgundy

29. Adelaide, Countess of Burgundy

7. Joanna of Burgundy

30. Amadeus, Count of Neuchâtel

15. Guillemette of Neufchâtel

31. Jordanna of Arberg

Male-line family tree

Habsburg

^{[n 1]}
Original line / Albertinian line / Leopoldian line

Max and Philip line / Spanish / Iberian line / Austrian / HRE line

Albert
Count of Habsburg
(c. 1188–1239)

Rudolf I
of Germany
(c. 1218–1291)

Albert I
of Germany
(1255–1308)

Hartmann
(1263–1281)

Rudolf II
Duke of Austria
(1270–1290)

Rudolf I
of Bohemia
(1281–1307)

Frederick
the Fair
(c. 1289–1330)

Leopold I
Duke of Austria
(1290–1326)

Albert II
Duke of Austria
(1298–1358)

Henry
the Friendly
(1299–1327)

Otto
Duke of Austria
(1301–1339)

John
Parricida
(c. 1290–1312/13)

Rudolf IV
Duke of Austria
(1339–1365)

Frederick III
Duke of Austria
(1347–1362)

Albert III
Duke of Austria
(1349–1395)

Leopold III
Duke of Austria
(1351–1386)

Frederick II
Duke of Austria
(1327–1344)

Leopold II
Duke of Austria
(1328–1344)

Albert IV
Duke of Austria
(1377–1404)

William
Duke of Austria
(c. 1370–1406)

Leopold IV
Duke of Austria
(1371–1411)

Ernest
Duke of Austria
(1377–1424)

Frederick IV
Duke of Austria
(1382–1439)

Albert II
of Germany
(1397–1439)

Frederick III
HRE
(1415–1493)

Albert VI
Archduke of Austria
(1418–1463)

Sigismund
Archduke of Austria
(1427–1496)

Ladislaus
the Posthumous
(1440–1457)

Maximilian I
HRE
(1459–1519)

Philip I
of Castile
(1478–1506)

Charles V
HRE
(1500–1558)

Ferdinand I
HRE
(1503–1564)

Philip II
of Spain
(1527–1598)

Maximilian II
HRE
(1527–1576)

Ferdinand II
Archduke of Austria
(1529–1595)

Charles II
Archduke of Austria
(1540–1590)

Carlos
Prince of Asturias
(1545–1568)

Philip III
of Spain
(1578–1621)

Rudolf II
HRE
(1552–1612)

Ernest
of Austria
(1553–1595)

Matthias
HRE
(1557–1619)

Maximilian III
Archduke of Austria
(1558–1618)

Albert VII
Archduke of Austria
(1559–1621)

Wenceslaus
Archduke of Austria
(1561–1578)

Andrew
Margrave of Burgau
(1558–1600)

Charles
Margrave of Burgau
(1560–1618)

Ferdinand II
HRE
(1578–1637)

Maximilian Ernest
of Austria
(1583–1616)

Leopold V
Archduke of Austria
(1586–1632)

Charles
of Austria
(1590–1624)

Philip IV
of Spain
(1605–1665)

Charles
of Austria
(1607–1632)

Ferdinand
of Austria
(1609–1641)

John-Charles
of Austria
(1605–1619)

Ferdinand III
HRE
(1608–1657)

Leopold Wilhelm
of Austria
(1614–1662)

Ferdinand Charles
Archduke of Austria
(1628–1662)

Sigismund Francis
Archduke of Austria
(1630–1665)

Balthasar Charles
Prince of Asturias
(1629–1646)

Charles II
of Spain
(1661–1700)

Ferdinand IV
King of the Romans
(1633–1654)

Leopold I
HRE
(1640–1705)

Charles Joseph
of Austria
(1649–1664)

Joseph I
HRE
(1678–1711)

Charles VI
HRE
(1685–1740)

Notes:

^ "Habsburg family tree". Habsburg family website. 28 October 2023. Retrieved 28 October 2023.

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