Fernando Cervigón Marcos (born Valencia on 15 May 1930, died Caracas 17 May 2017) was a Spanish ichthyologist and marine biologist, who lived most of his life in Venezuela. He discovered and described numerous species of fish including the Caribbean roughshark and is author of numerous works on fish and Venezuela's ocean environment including Los Peces Marinos de Venezuela. He was the president of the Museo del Mar on Margarita Island, Nueva Esparta, Venezuela.