Family name John Douglas (John Douglas 
) , around the world, is an extremely rare cognomen. The family name John Douglas is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. Much more prevalently, John Douglas is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| John Douglas | Spain, Australia, United States, Ecuador, Canada |
Ng, Shields, Steiger, Chupuico, Bourque, Perkins, Pownall, Newnham, Elliott, Hermary, Monnington, Streeter, Chilcott, Cardinal, Campbell, Reynolds, Edgerton, Williams, Mackenzie, Mackinnon, Macdonald, Chamberlin, Wright, Hunter, Halley, Larson, Orr, Bolt, Pook, Ross, Reid, Gill, Hume, Wade, Mckay, Brady, Rosales Cofre, Keitz, Jones, Fagan, Owens, White, Yates, Mcleod, Conran, Conroy, Currie, Parkes, Davis, and Villamar Vera