Hernán Jorge Crespo (born 5 July 1975) is an Argentine professional football coach and former player.
A prolific striker, Crespo scored over 300 goals in a career spanning 19 years. At international level, he scored 35 goals and is Argentina's fourth highest goalscorer behind only Sergio Agüero, Gabriel Batistuta and Lionel Messi. He played in three FIFA World Cups: 1998, 2002, 2006. At club level, Crespo was the world's most expensive player, when he was bought by Lazio from Parma in 2000 for €56 million (£35.5 million). He was top scorer in the 2000–01 Serie A with 26 goals, playing for Lazio.
Crespo's awards include three Serie A scudetti, a Copa Libertadores, a Premier League title and an Olympic Games silver medal. In 2004, he was named by Pelé in the FIFA 100 list of the world's greatest living players. Crespo never received a red card during his career.