Fabián Basualdo (born 26 February 1964 in Rosario, Santa Fe) is a retired Argentine football defender who played for a number of clubs in Argentina and the Argentina national football team.

He also helped the team to win the 1987–88 league title.

In 1991 Basualdo was part of the triumphant Argentina squad that won the Copa América.

He then moved down a division where he played for Godoy Cruz, Almirante Brown and Club Atlético Platense before he retired in 2000.

This biographical article related to an Argentine association football defender is a stub.