Iribarren is a Basque surname, and may refer to:
Gabriel Iribarren (born 1981), Argentine football player Gonzalo Pérez Iribarren (1936–1998), Uruguayan mathematician and statistical expert Hernán Iribarren (born 1984), baseball player Jean-Michel Iribarren (born 1958), French author José María Iribarren (1906–1971), Spanish lawyer and writer Juan Antonio Iribarren (1885–1977), Chilean politician Juan Carlos Iribarren (1901–1969), Argentine football player Juan Francés de Iribarren (1699–1767), Spanish composer Ramón Iribarren Cavanilles (1900–1967), Spanish civil engineer Ricardo Iribarren (born 1967), Argentine soccer player