Medieval English families on the internet: J

Jacob

• My Jacob Family (Kenneth W. Jacob)
  Includes pedigrees of various Jacob families, an article entitled Jacobs of the Cinque Ports in Sussex and Kent (13th - 15th centuries), and information on Jacob coats of arms.

Jermy

• The Jermy Family of Norfolk and Suffolk (Colin Jermy)
  Includes Stewart Valdar's A Brief History of The Jermy Family of Norfolk & Suffolk (1958,1976), which outlines the history of the family from the 13th century; also pedigrees and photographs of family monuments, churches and houses

Juby: see Houby

Juyl: see Worth