Hervé de Toulgoët (28 March 1911 – 14 September 2009) was a French entomologist. He specialised in moths of the families Arctiidae and Zygaenidae. He also studied the beetle genus Carabus. He was written about by Paul Thiaucourt and Jocelyne Navatte. According to Navatte's note, Toulgoët published 179 works. On the genus Carabus, he published a catalogue of the types of the Paris National Museum of Natural History collection. On the Zygaenidae he published a note on some Moroccan species. His other works are mainly on Arctiidae.