Lucas Friedrich Julius Dominikus von Heyden (22 May 1838, Frankfurt – 13 September 1915, Frankfurt) was a German entomologist specialising in beetles (Coleoptera). He wrote with Edmund Reitter and Julius WeiseCatalogus coleopterorum Europae, Caucasi et Armeniae rossicae. Edn 2. Berlin, Paskau, Caen (1902). He also worked with his father Carl von Heyden on fossil insects.