Diego Andrés de Gregorio Contreras (born 6 September 1986) is a Chilean former footballer who played as a striker.
De Gregorio started his career in 2004 with Audax Italiano.
In 2007, he had a successful spell with Deportes Melipilla before returning to Audax Italiano.
Next, he moved to Romania and joined Pandurii Târgu Jiu as a free agent in 2008.
This biographical article related to a Chilean association football forward is a stub.