Olivia de la Mare

• Name	Olivia de la Mare  [1, 2, 3]
  Gender	Female
  Person ID	I2808	Ancestry of PNH, TNH, and others
  Last Modified	6 Jan 2018

  
  

  Father	William de la Mare   d. Abt 1203
  Mother	Mabel de Malherbe
  Family ID	F3701	Group Sheet  |  Family Chart

  
  

  Family	John de Thornhill,   b. Bef 1203, of Thornhill, Dewsbury, Yorkshire, England d. Bef 1250 (Age < 47 years)
  Children	+ 1. Sarah de Thornhill + 2. Richard de Thornhill,   b. of Thornhill, Dewsbury, Yorkshire, England d. 1287
  Family ID	F6294	Group Sheet  |  Family Chart
  Last Modified	8 Oct 2025

  
  

• Sources

  [S428] John P. Ravilious, 20 Sep 2004, two posts to soc.genealogy.medieval. [S430] Paul C. Reed, 24 Feb 1999, post to soc.genealogy.medieval. [S865] Paul C. Reed, 7 Mar 1998, post to soc.genealogy.medieval.