Cuéllar is a town in Spain.

Cuellar or Cuéllar may also refer to:

Cuellar (surname)

Places Buenavista de Cuéllar, a Mexican city Buenavista de Cuéllar (municipality), a Mexican municipality Fresneda de Cuéllar, a Spanish municipality Lastras de Cuéllar, a Spanish municipality Mata de Cuéllar, a Spanish municipality San Cristóbal de Cuéllar, a Spanish municipality Cuéllar Castle, a Spanish castle