Pilars de Pilar may refer to:
- Antonia Pilars de Pilar (1872–1946), a court lady of the duchess of Mecklenburg-Schwerin
- Ladislaus Pilars de Pilar (1874–1952), a Polish poet and entrepreneur
- Juan Pilars († 1521 in Cagliari), an Italian bishop
- Carol Pilars de Pilar (b. 6 August 1961), German artist