Elkin is both a surname and a given name. Notable people with the name include:
Surname:
A. P. Elkin (1891–1979), anthropologist
Carrie Elkin (born 1974), singer and musician
John P. Elkin (1860–1915), Pennsylvania Attorney General, Supreme Court justice
Roger Elkin, poet
Saul Elkin, actor
Stanley Elkin (1930–1995), novelist
Stanley Edward Elkin (1880–1960), businessman
William Lewis Elkin (1855–1933), astronomer
Ze'ev Elkin (born 1971), politician
Given name:
Elkin Barrera (born 1971), cyclist
Elkin Blanco (born 1989), footballer
Elkin Murillo (born 1977), footballer
Elkin Serna, Paralympian
Elkin Soto (born 1980), footballer