Eugenio de Bellard Pietri (born December 17, 1927 in Maracaibo, Venezuela, died August 31, 2000 in Caracas) was a noted speleologist. He was the founder of speleology in Venezuela and a member of the , Vice-President of the and Director of its Speleological groups since 1952 when he founded this section. He was also a member of several Speleological and Conservation societies such as the French Federation of Speleology, the Explorers Club and the National Speleological Society (USA).