Last name Caulton (Caulton 
) , all over the world, is a rare family name. The cognomen Caulton is habitual in New Zealand, where it is a rare surname, the United Kingdom, and Australia. In absolute terms, it is commonest in the United Kingdom, the United States, and New Zealand. Very seldom, Caulton is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Caulton | Australia, New Zealand, United Kingdom, United States, China |
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ralph caulton New Zealand rugby union footballer and coach, NZ (b. 1937) |
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| sydney caulton British bishop, NZ (b. 1895) |
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| elisabeth amy caulton (born 1967) (b. 1967) |
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| andrew caulton (b. 1969) |
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| simon g caulton researcher ORCID ID = 0000-0001-7509-9728 |
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| jeremy george marshall caulton Peerage person ID=670349 |
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| caulton lee irwin Ph.D. Emory University 1969 |
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| kenneth g caulton researcher |
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| kenneth g. caulton |
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