Grandberry is a surname. Notable people with the name include:
Ken Grandberry (1952–2022), American football running back Omari Grandberry (born 1984), stage name Omarion, American R&B singer, songwriter, actor and dancer
See also Grandberry Crossroads, Alabama, United States, unincorporated community in Henry County Grandberry Park, Minami, Japan; location of Minami-machida Grandberry Park Station Granberry, surname Granbery, surname