James Blyth
James, Jim or Jimmy Blyth may refer to:
- James Blyth (engineer), Scottish electrical engineer
- James Blyth, 1st Baron Blyth, English businessman and Liberal Party supporter
- James Blyth, Baron Blyth of Rowington, Scottish businessman
- Jim Blyth (footballer, born 1890), Scottish footballer
- Jim Blyth (footballer, born 1911), Scottish footballer
- Jim Blyth (footballer, born 1955), Scottish football goalkeeper
- Jimmy Blythe, American musician