Sergio Fernández

Sergio Fernández may refer to:


 * Sergio Fernández Fernández (1939-2024), Chilean politician
 * Sergio Fernández González (rower) (born 1967), Argentine rower
 * Sergio Villanueva Fernández (born 1975), Spanish footballer
 * Sergio Fernández (footballer, born 1975), Spanish footballer
 * Sergio Fernández (footballer, born 1977), Spanish footballer
 * Sergio Fernández (hurdler) (born 1993), Spanish hurdler