Arent von Bayern

http://fmg.ac/Projects/MedLands/HAINAUT.htm#GuillaumeVIHainautdied1...

Comte Guillaume VI had [nine] illegitimate children by unknown mistresses:

2. LODEWIJK ([1385]-[20 May/13 Jun] 1433). Heer van Vlissingen, seigneur d'Escaudoeuvres near Cambrai. m (shortly before 2 Sep 1416) ELEONORE de Floyon, daughter of --- (-after 13 Jun 1433). According to Kerrebrouck (who cites no source)[446], he married an illegitimate daughter of Carlos III King of Navarre.

3. JEAN bâtard de Hainaut (-[6 Nov 1432/20 Aug 1436]). m MARIE Dame de Warigny, daughter of --- (-after 20 Aug 1436).

4. WILLEM (-Bruges, Kloster Genadendal 23 Apr 1455). In Kloster Genadendal in Bruges 1407 'clericus redditus'. m (before 12 Aug 1416) BEATRIX van Hodenpijl, daughter of JAN van Hodenpijl & his wife ---.

5. BEATRIX (-1455). m firstly (18 Jun 1410) FILIP van Veen gt van Dorp, son of --- (-[18 Jun 1410/17 Sep 1411], bur Delft oude Kerk). Rentmeester of Nordholland 1400-02. Treasurer of Holland. m secondly ([Schoonhoven 19 Oct 1411]) JAN van Vliet Heer van Hoenkoop, son of --- (-The Hague, hanged, drawn and quartered for murder 3 Aug 1424). Hofmeister of Willem VI Count of Holland. He attempted to murder Jan Count of Holland, Hainaut and Seeland, Bishop-elect of Liège by poisoning the pages of his bible.

6. EBERHARD Heer van Hoogwoude (-20 Mar 1458). m firstly (shortly before 24 Jul 1430) JUTTA van Kijfhoeck, daughter of FLORIS van Kijfhoeck & his wife --- van Rossum (-before 23 May 1449). m secondly (before 12 Mar 1467) as her second husband, ALEID van Swieten, widow of CLAAS van Diepenburch, daughter of BOUDEWIJN van Swieten & his wife Lutgard van Nijenrode (-12 Mar 1467, bur The Hague). Eberhard & his first wife had children:

7. BAUDOUIN . Seigneur de Plainville. m MARGUERITE de Rouvroy dit de Saint-Simon, daughter of ---.

8. CHRISTINA . 1436.

9. [HENDRIK bastaard van Holland (-after 7 Jul 1427).]

10. [ARENT . m ALEID Uterlier van Dorp, daughter of SIMON Uterlier van Dorp & his wife Clementia van de Boekhorst.]