Stevens Family Tree » Sir Marmaduke III Thweng (1256-< 1323)

Personal data Sir Marmaduke III Thweng 


Household of Sir Marmaduke III Thweng

He had a relationship with Isabel Ros.


Child(ren):


Do you have supplementary information, corrections or questions with regards to Sir Marmaduke III Thweng?
The author of this publication would love to hear from you!

Ancestors (and descendant) of Sir Marmaduke III Thweng

Sir Marmaduke III Thweng
1256-< 1323


Isabel Ros
> 1268-± 1309


With Quick Search you can search by name, first name followed by a last name. You type in a few letters (at least 3) and a list of personal names within this publication will immediately appear. The more characters you enter the more specific the results. Click on a person's name to go to that person's page.

  • You can enter text in lowercase or uppercase.
  • If you are not sure about the first name or exact spelling, you can use an asterisk (*). Example: "*ornelis de b*r" finds both "cornelis de boer" and "kornelis de buur".
  • It is not possible to enter charachters outside the standard alphabet (so no diacritic characters like ö and é).



Visualize another relationship

The data shown has no sources.

About the surname Thweng

  • View the information that Genealogie Online has about the surname Thweng.
  • Check the information Open Archives has about Thweng.
  • Check the Wie (onder)zoekt wie? register to see who is (re)searching Thweng.

When copying data from this family tree, please include a reference to the origin:
Gordon Gray Warder, "Stevens Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/stevens-family-tree/I262353064050.php : accessed May 12, 2025), "Sir Marmaduke III Thweng (1256-< 1323)".