Sophia Mecklenburg zu Werle was born circa 1300 to Nikolaus II. zu Werle (bef1275-1316) and Richeza of Denmark (c1279-bef1308) and died 6 December 1339 of unspecified causes. She married Gerhard III. von Holstein-Rendsburg (c1293-1340) .
Children
| Name | Birth | Death | Joined with |
| Heinrich II. von Holstein-Rendsburg (c1317-aft1384) | 1317 | 1384 | Mechthild zur Lippe (?-1365) Ingeborg zu Mecklenburg (c1340-1395) |
| Nikolaus von Holstein-Rendsburg (c1321-1397) | 1321 | 8 May 1397 Itzehoe | Lisabeth von Braunschweig-Lüneburg |
| Adolf von Holstein-Rendsburg (c1330-?) | |||
| Elisabeth von Holstein-Rendsburg (c1340-1402) | |||
Footnotes (including sources)
| ‡ General |
| Ω Birth |
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