Balcells is a Spanish surname. Notable people with the surname include:
Carlos Balcells, Filipino bass guitarist Carmen Balcells (1930–2015), Spanish literary agent Eugènia Balcells (1943–2026), Spanish artist Joan Balcells (born 1975), Spanish tennis player Luis Balcells (1902–1927), Spanish swimmer Manuel Balcells i Díaz (born 1958), Spanish politician Pedro Balcells (born 1954), Spanish swimmer Ramón Balcells (born 1951), Spanish sailor Ramón Balcells Rodón (1919–1999), Spanish sailor