Matias Eduardo Cortese (born 1 October 1985 in Ampuero) is an Argentine rugby union player.
Cortese joined Northampton Saints in the Aviva Premiership for the 2006/07 season on a two-year contract.
[1] After his release, Cortese then spent seasons with French sides Biarritz Olympique and Bayonne, before he returned to Argentina to join Pampas XV where they won the 2011 Vodacom Cup.
[2] On 22 June 2012, following his release from Gloucester, he signed for French club US Colomiers in the Pro D2, the second level of domestic rugby union in France.
His other two test match appearances came in the 2010 South American Championship with Cortese playing against Chile and Uruguay.