Pierre Joseph Lardinois (13 August 1924 – 16 July 1987) was a Dutch politician and diplomat of the Catholic People's Party (KVP) and agronomist.

Lardinois was selected as a Member of the European Parliament and dual served in those positions, taking office on 14 October 1963.

After the election of 1967 Lardinois was appointed as Minister of Agriculture and Fisheries in the Cabinet De Jong, taking office on 5 April 1967.

Lardinois was also appointed as Minister for Suriname and Netherlands Antilles Affairs, taking office on 28 January 1972.

The Cabinet Biesheuvel I fell just one year later on 19 July 1972 and continued to serve in a demissionary capacity until it was replaced by the caretaker Cabinet Biesheuvel II with Lardinois continuing as Minister of Agriculture and Fisheries and Minister for Suriname and Netherlands Antilles Affairs, taking office on 9 August 1972.