James Blyth

James, Jim or Jimmy Blyth may refer to:


 * James Blyth (engineer) (1839–1906), Scottish electrical engineer
 * James Blyth, 1st Baron Blyth (1841–1925), English businessman and Liberal Party supporter
 * James Blyth, Baron Blyth of Rowington (born 1940), Scottish businessman
 * Jim Blyth (footballer, born 1890) (1890–?), Scottish footballer
 * Jim Blyth (footballer, born 1911) (1911–1979), Scottish footballer
 * Jim Blyth (footballer, born 1955), Scottish football goalkeeper
 * Jimmy Blythe (1901–1931), American musician