Frederik I van Heeckeren

Fredericus van der Ese was also known as Fredericus de Hyckeren dictus de Heza and as such was mentioned in 1277 and 1279. As he owned a property Hesa in the lands of Cleves, his name was also reported as Fredericus de Hesa.

More info:

Elaborate family-tree: http://www.genealogics.org/getperson.php?personID=I00149793&tree=LEO

Family history details:

In Dutch: http://nl.wikipedia.org/wiki/Van_Voorst_tot_Voorst

In English: http://en.wikipedia.org/wiki/Van_Voorst_tot_Voorst

Familysite with picture of the Coat of Arms: http://www.vanvoorsttotvoorst.nl/

Book about the Van Voorst tot Voorst family:

Author: J.J. Hooft van Huysduynen

Title: Bijdrage tot een genealogie van het geslacht Van Voorst tot Voorst

Published: 's- Gravenhage 1968

For sale at: http://www.antiqbook.nl/boox/steu/4953.shtml