Siemowit IV
1352–1426
Duke of Masovia
aristocrat
Contemporaries
People who walked the earth at the same time as Siemowit IV:
- Johannes Gutenberg (1400–1468)
- Geoffrey Chaucer (1343–1400)
- Ibn Battuta (1304–1368)
- Ibn Khaldun (1332–1406)
- Hafez (1325–1389)
- Petrarch (1304–1374)
- Timur (1336–1405)
- Zheng He (1371–1433)
See everyone who was alive in 1360 · 1370 · 1380 · 1390 · 1400 · 1410 · 1420.