Diego Adrián Romero Oivadis (born 3 January 1975) is an Argentine former professional footballer who played as a defensive midfielder.
After coming through the youth ranks at hometown side Quilmes, Romero joined Atlético de Rafaela in 1998. After leaving the club in 2002, he represented Slovenia's Mura, Mexico's Alacranes de Durango and Ecuador's Olmedo and Técnico Universitario before arriving in Spain in 2007 to play for Villanueva.
Romero went on to resume his career in the Spanish lower levels, playing for Unión Estepona, Los Barrios, San Pedro, Formentera, Sant Jordi, Montuïri, Santanyàand UD Son VerÃÂ, achieving promotions to Tercera División with both Formentera and SantanyÃÂ.
Romero's sons Luka and TobÃÂas are also footballers. The former is an attacking midfielder and plays for Liga MX club Cruz Azul, while the latter is a goalkeeper.