Martinez (/ˌmɑːrtɪˈnɛz/ MARTIN-EZ) is an unincorporated community and census-designated place (CDP) in Columbia County, Georgia, United States.

The areas of the CDP closest to the Richmond County line tend to be relatively flat, while land further west is hillier.

The founder was Jose Antonio Martinez y Zaldivar, a wealthy man from Camagüey Cuba.

On November 5, 1876, Marie Martinez married Mr. George Perrin at Sacred Heart Catholic Church in Augusta, Georgia.

[16] As of the 2020 United States census, there were 34,535 people, 11,780 households, and 8,153 families residing in the CDP.