
| Name | Willem Iv Count Holland | |
| Birth | Abt 1317 | Of, Le Quesnoy, Nord, France |
| Gender | Male | |
| _UID | FB36808335A68E4489A4997ED364565E1061 | |
| Death | 26 Sep 1345 | , Worms, FRIESLAND, Netherlands |
| Burial | , Valenciennes, Nord, France |
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| Person ID | I21094 | Ken Tree |
| Last Modified | 3 Nov 2019 | |
| Father | Guillaume Iii, De Avesnes, [COUNT OF HAINAU, b. Abt 1286, Of, AVESNES, Pas-De-Calais, France d. 7 Jun 1337, , Valenciennes, Nord, France (Age 51 years) | |
| Mother | Jeanne De Valois, [COUNTESS OF HAI, b. Abt 1294/1295, Of, Fontainebleau, Seine-et-Marne, France d. 7 Mar 1342/1352, , Fontenelle, Yonne, France (Age 57 years) | |
| Marriage | 19 May 1305 | , Chanay, Ain, France |
| _UID | 6092F407109DD24DB89DA4DA18B9A0CFCC68 | |
| Family ID | F7416 | Group Sheet | Family Chart |
| Family 1 | Jeanne Duchess Of Brabant & Limbou, G | |
| Marriage | 1334 | |
| _UID | 02D2294AC2D4704BB1A22E70278F4BDF699D | |
| Family ID | F9147 | Group Sheet | Family Chart |
| Last Modified | 1 Apr 2026 | |
| Family 2 | ||
| _UID | DA5995F4E899D34FA74B6027212A860FB83E | |
| Family ID | F11397 | Group Sheet | Family Chart |
| Last Modified | 1 Apr 2026 | |
| Notes |
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| Sources |
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