Biography
Gerhard II. von Holstein-Plön, Graf von Holstein-Plön, was born 1254 to Gerhard I. von Holstein-Itzehoe (1232-1290) and Elisabeth zu Mecklenburg (c1230-c1280) and died 25 October 1312 of unspecified causes. He married Ingeborg of Sweden (c1261-c1290) 10 December 1275 JL . He married Agnes von Brandenburg (1257-1304) 1293 JL .
Children
| Name | Birth | Death | Joined with |
| Katharina von Holstein-Plön (c1276-c1300) | |||
| Gerhard IV. von Holstein-Plön (c1277-c1323) | 1277 | 1323 | Anastasia von Wittenberg (c1291-aft1315) |
| Waldemar von Holstein-Plön (c1279-1308) | |||
| Elisabeth von Holstein-Plön (c1282-c1318) | |||
| Name | Birth | Death | Joined with |
| Johann III. von Holstein-Plön (c1297-1359) | 1297 | 27 September 1359 | Katharina of Glogow (c1300-c1324) Merislawa von Wittenburg |
Footnotes (including sources)
| ‡ General |