Leonard Aloysius Patrick Malaghan

Leonard Aloysius Patrick Malaghan (18 February 1906 – 25 December 1967) was a New Zealand dairy factory manager, ice-cream manufacturer, businessman, and benefactor. He was born in Queenstown, New Zealand, on 18 February 1906. He headed the Tip Top Ice Cream Company (now part of the Fonterra Co-operative Group).

In 1967, Malaghan developed Hodgkin's disease, of which he died. Prior to his death, he and his wife, Ann, donated £200,000 of shares to the Wellington Medical Research Foundation. The gift was used to establish what is now the Malaghan Institute of Medical Research.