* From a place name: It could be a habitational name from any of several places called Dalton in England, which are derived from the Old English words "dæl" (valley) and "tūn" (farm or settlement).
* From an occupational name: It could have originated as an occupational name for someone who lived in a valley or worked on a farm in a valley.
* From a nickname: It could have evolved from a nickname for someone who was "dal" (foolish) or "ton" (round).
Therefore, the meaning of Daulton is essentially the same as Dalton:
* "From the valley farm"
* "Valley dweller"
* "Valley worker"
It's important to note that the exact meaning may vary depending on the specific origin of the surname.