Elie Prodromou Aghnides (1901–1988) was a Greek engineer and inventor, best known for his invention of the faucet aerator. He was born in Istanbul, Ottoman Empire, in 1901. He had three siblings: Nicholas Aghnides, a former professor at Columbia University; Thanasis Aghnides, a Greek ambassador and undersecretary to the United Nations in London during World War II; and Esmeralda Aghnides. Aghnides was educated in England and received an engineering degree from the University of Belgium. Aghnides died in 1988 in New York City.