Last name Гиллеспи (Gillespie 
, Гиллеспи 
) , in the entire world, is a common family name. The family name Гиллеспи is characteristic of Ireland, where it is quite a common surname, Seychelles, and Isle of Man (explore the name in all countries). In absolute terms, it most frequently occurs in the United States, the United Kingdom, and Canada.