Cognomen Jefford (Jefford 
) , globally, is quite a rare surname. The surname Jefford is habitual in Cayman Islands, where it is quite a rare surname, the United Kingdom, where it is a rare surname, and Honduras. In absolute terms, it is the most numerous in the United Kingdom, the United States, and Australia. Also, Jefford is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jefford | Australia, Canada, Philippines, United States, United Kingdom |
| james wilfred jefford Chief of Naval staff, Pakistan (b. 1901) |
|
|
|
andrew jefford British journalist, GB (b. 1956) |
|
| ruth m. jefford Air taxi pilot, violinist, US (b. 1914) |
|
|
| jacqueline jefford French actress, FR (b. 1929) |
|
|
| barbara jefford British actress (1930-2020), GB (b. 1930) |
|
|
|
nerys jefford British judge, GB |
|
| clayton n. jefford (b. 1955) |
|
|
| koriel jefford Peerage person ID=662829 |
|
|
| michael jefford researcher |
|
|
| elaine jefford researcher ORCID ID = 0000-0002-7970-227X |
|
|
| calvin jefford Footballer (born 1987), GB (b. 1987) |
|
|
| shaun m. jefford |
|
|
| ben jefford English association football player (born 1994), GB (b. 1994) |
|