Guiñazú

Guiñazú is a surname. Notable people with the surname include:


 * Enrique Ruiz Guiñazú (1884–1967), Argentine politician
 * Eusebio Guiñazú (born 1982), Argentine rugby union player
 * Luciano Guiñazú (born 1971), Argentine footballer
 * Magdalena Ruiz Guiñazú (1931–2022), Argentine journalist
 * Oseas Guiñazú, Argentine politician
 * Pablo Guiñazú (born 1978), Argentine footballer