Miguel D'Agostino is an Argentinean coach and former player who was born in Argentina on 1st January 1972. D'Agostino began his playing career with Newells in the early 1990s where he played alongside Mauricio Pochettino. He was a squad member of the very successful Marcelo Bielsea led side. D'Agostino left Newells for Gimnasia in 1995. A year later he moved to Ecuador to play for LDU de Quito. D'Agostino joined Chilean unit Palestino in 1998, before travelling to Spanish second tier outfit Compostela for the 1999/2000 season. D'Agostino then moved to France, where he had an unremarkable Ligue 2 campaign with Chamois Niortais in 2000/01.
D'Agostino became player coach at Angouleme during 2002/03. From 2003 he had a four year spell as assistant manager at Stade Brestois. In 2007 he took up a similar role in UAE with Dubai CSC, before returning to Brest as chief scout. D'Agostino linked up with Pochettino not long after he was appointed in 2008/09. He spent most of his time working as a scout. D'Agostino followed his former teammate to England in January 2013, becoming a coach at Southampton.