Genealogy of the Marshall Family,
including Medieval and Ancient Lines

Updated: 02-03-2022.

Submitted and Maintained by Bill Marshall, bill.marshall@verizon.net.


Additions and corrections appreciated (especially with sources). My current list of sources is here. Homepage here.

Index of Medieval and Ancient Lines is here, notable people here, and Gedcom may be downloaded here.

Index of Modern Lines (immigrants to America and their descendants) is here, notable people here, and Gedcom here.


Individual Page

    Person Info
  • Name: Jacob GROH
  • Sex: M
  • Birth: 1790 b
  • Death: 1845 d


    • Parents:
  • Father:
  • Michael GROH Birth: 1757 Death: 1804 in Preston, Ontario, Canada
    • Mother:
  • Elizabeth WITMER Birth: 1757 Death: 1819 in Preston, Ontario, Canada

Family:
Marriage:
Bibliography
  1. Spaetzel, Roy C, History and genealogy of the Witmer family. Kitchener, Ontario: author, 1977. FHL JSMB 929.271 W781s. Information from this source tagged as [Ref: Spaetzel WITMER p[0-9]*].

Sources for birth and parent Information
date:
[Ref: Spaetzel WITMER pG3],
parents:
[Ref: Spaetzel WITMER pG3]
Sources for death Information
date:
[Ref: Spaetzel WITMER pG3]
Sources with Information about marriage to Nancy DETTWEILER
names:
[Ref: Spaetzel WITMER pG3]
Research Notes:



Pedigree of Jacob GROH
 /-----Michael GROH
Jacob GROH
|         /-----Christian WITMER
 \-----Elizabeth WITMER



Descendants of Jacob GROH
1. Jacob GROH m. Nancy DETTWEILER
m. Nancy DETTWEILER