About the Jenkinson surname
The surname Jenkinson is associated with a patronymic formation. The -son ending traditionally indicates descent, with the sense “son of.”. The surname may originally have expressed descent before becoming fixed as a hereditary family name. Different families could independently adopt a surname formed from the same given name.
Pronunciation:
Jan-kin-son/ʒɑ̃kɛ̃sɔ̃/