John Mosby may refer to:
*
John S. Mosby (1833–1916), Confederate army cavalry battalion commander
*
John R. Mosby
John R. Mosby, aka Jack Mosby, was a member of the Industrial Workers of the World who served as head of the Second Division of the Liberal Army during the Magonista rebellion of 1911 in Baja California.
Biography
John R. Mosby was born in Ke ...
, member of the Industrial Workers of the World
* John Mosby, editor of the action entertainment magazine ''
Impact''
{{hndis, Mosby, John