Louis Albert Péringuey (9 October 1855, Bordeaux – 2 February 1924, Cape Town) was a South African entomologist who specialised in Coleoptera and prehistorian.
He was Director of the South African Museum in Cape Town from 1906 to his sudden death in 1924. He wrote Descriptive catalogue of the coleoptera of South Africa (1897) and many short scientific papers describing new taxa. His collections are divided between the Iziko South African Museum, Transvaal Museum, Museo Civico di Storia Naturale di Genova and the collections of the German Entomological Institute.