Henry III Piast of Glogow, Duke of Glogow, Duke of Steinau, Duke of Sprottau, Duke of Sagan, Duke of Posen, Duke of Greater Poland, was born circa 1255 to Konrad I of Glogow (c1230-1274) and Salomea of Poznań (c1225-c1267) and died 3 December 1309 of unspecified causes. He married Mechthild von Braunschweig-Lüneburg (c1275-1318) March 1291 JL . Notable ancestors include Charlemagne (747-814), Alfred the Great (849-899), Hugh Capet (c940-996). Ancestors are from the Czech Republic, Russia, Ukraine, France, the United Kingdom, Belgium, Germany, Italy, the Byzantine Empire, Sweden, Belarus.


Offspring of Henry III of Glogow and Mechthild von Braunschweig-Lüneburg (c1275-1318)
Name Birth Death Joined with
Henry IV of Glogow (c1292-1342) 1292 22 January 1342 Mathilde von Brandenburg (1296-c1323)

Konrad I of Glogow (c1294-1366)
Bolesław of Glogow (c1295-c1321)
Agnes of Glogow (c1296-1361)
Salome of Glogow (c1297-c1309)
Jan of Glogow (c1298-c1365)
Katharina of Glogow (c1300-c1324) 1300 1324 Johann V. von Brandenburg (1302-1317)
Johann III. von Holstein-Plön (c1297-1359)

Przemko II of Glogow (c1305-1331)
Hedwig of Glogow (c1308-c1309)
Beatrix of Glogow (1290-1322) 1290 3 December 1322 Ludwig IV. von Wittelsbach (1282-1347)


Common ancestors of Henry III of Glogow (c1255-1309) and Mechthild von Braunschweig-Lüneburg (c1275-1318)

  1. Dedo V. von Lausitz (c1121-1190)
  2. Elisabeth of Hungary (c1129-bef1155)
  3. Mechthilde von Sommerschenburg (c1135-1189)
  4. Mieszko III the Old of Poland (c1126-1202)

Namesakes of Henry III of Glogow (c1255-1309)

 Birth placeDeath placeFatherMotherJoined with
Henry II of Swidnica (c1316-1345)Bernard of Swidnica (c1291-1326)Kunigunde of Poland (c1298-1331)Katherine of Hungary (c1315-1355)
Henry V of Zagan (c1319-c1369)Henry IV of Glogow (c1292-1342)Mathilde von Brandenburg (1296-c1323)Anna of Płock (1324-1363)
Henry I the Bearded of Poland (c1168-1238)Bolesław I the Tall of Poland (1127-1201)Christina Unknown (?-c1206)Hedwig von Andechs (1174-1243)
Henry II the Pious of Poland (c1196-1241)Legnickie Pole, PolandHenry I the Bearded of Poland (c1168-1238)Hedwig von Andechs (1174-1243)Anne of Bohemia (1204-1265)
Henry VIII of Zagan (c1357-1397)Henry V of Zagan (c1319-c1369)Anna of Płock (1324-1363)Katharina of Opole (c1367-1420)
Henry III the White of Poland (c1228-1266)Henry II the Pious of Poland (c1196-1241)Anne of Bohemia (1204-1265)Judith of Masovia (c1225-c1260) + Helena von Sachsen (1247-1309)
Henry V the Fat of Poland (c1248-1296)Bolesław II the Bald of Poland (c1223-1278)Hedwig von Anhalt (c1228-1259)Elisabeth of Poznań (c1262-1304)
Henry IV Probus of Poland (c1258-1290)Henry III the White of Poland (c1228-1266)Judith of Masovia (c1225-c1260)Constance of Opole (?-?) + Matilda von Brandenburg (c1270-bef1298)
Henry VII of Brzeg (c1344-1399)Louis I of Legnica (c1321-1398)Agnes of Zagan (c1321-1362)Helene von Orlamünde (c1330-1369) + Margaret of Masovia (bef1358-1392)
Henry III of Glogow (c1255-1309)Konrad I of Glogow (c1230-1274)Salomea of Poznań (c1225-c1267)Mechthild von Braunschweig-Lüneburg (c1275-1318)
Henry IX of Lubin (1369-c1420)Henry VII of Brzeg (c1344-1399)Helene von Orlamünde (c1330-1369)Anna of Cieszyn (bef1374-c1415)
Henry IV of Glogow (c1292-1342)Henry III of Glogow (c1255-1309)Mechthild von Braunschweig-Lüneburg (c1275-1318)Mathilde von Brandenburg (1296-c1323)

Footnotes (including sources)

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