The Loder Cup is a New Zealand conservation award. It was donated by Gerald Loder, 1st Baron Wakehurst in 1926 to "encourage and honour New Zealanders who work to investigate, promote, retain and cherish our indigenous flora". The Minister of Conservation awards the Loder Cup to a person or group of people who best represent the objectives of the Cup.

Gerald Walter Erskine Loder, 1st Baron Wakehurst, JP DL LLB was a British barrister, businessman and Conservative politician. He is best remembered for developing the gardens at Wakehurst Place, Sussex.