Jefferys is a surname. Notable people with the name include:
- Charles Jefferys (1807âÂÂ1865), English music publisher and composer
- Charles William Jefferys (1869âÂÂ1951), Canadian historical illustrator
- Eddie Jefferys (fl. 2010s), English music producer
- Edward Jefferys (1936âÂÂ1998), South African sprinter
- John Jefferys (fl. mid-18th century), British game designer
- John Jefferys (clockmaker) (1701âÂÂ1754), English horologist
- Margot Jefferys (1916âÂÂ1999), British medical sociologist
- Steve Jefferys, Australian horse trainer, appeared in the 2000 Sydney Olympics Opening Ceremony
- Thomas Jefferys (c. 1719âÂÂ1771), English cartographer
- William H. Jefferys (born 1940), American astronomer
See also