Biography
Heinrich XXVI. von Schwarzburg-Blankenburg, Graf von Schwarzburg-Blankenburg, was born 23 October 1418 to Heinrich XXIV. von Schwarzburg-Blankenburg (c1388-1444) and Katharina von Braunschweig-Gifforn (c1388-bef1439) and died 26 November 1488 of unspecified causes. He married Elisabeth von Kleve (1420-1488) 15 July 1434 JL in Kleve, Germany.
Children
| Name | Birth | Death | Joined with |
| Günther XXXVI. von Schwarzburg-Blankenburg (1439-1503) | |||
| Heinrich XXVII. von Schwarzburg-Blankenburg (1440-1496) | |||
| Katharine von Schwarzburg-Blankenburg (1442-1484) | |||
| Günther XXXVII. von Schwarzburg-Blankenburg (1443-1443) | |||
| Heinrich XXVIII. von Schwarzburg-Blankenburg (1445-1481) | |||
| Günther XXXVIII. von Schwarzburg-Blankenburg (1450-1484) | 1450 Rudolstadt, Germany | 19 November 1484 Bremen, Germany | Katharina von Querfurt (c1455-1521) |
| Heinrich XXIX. von Schwarzburg-Blankenburg (1452-1499) | |||
| Günther XXXIX. von Schwarzburg-Blankenburg (1455-1521) | 3 May 1455 | 8 August 1521 Arnstadt, Germany | Amalie von Mansfeld (1473-1517) |
| Heinrich XXX. von Schwarzburg-Blankenburg (1456-1522) | |||
| Marie von Schwarzburg-Blankenburg (1458-1458) | |||
| Marie von Schwarzburg-Blankenburg (1459-1459) | |||
Footnotes (including sources)
| ‡ General |