Sergio Fernández

• Sergio Fernández Larraín, Chilean diplomat and politician
• Sergio Fernández Aguayo, Chilean politician and diplomat
• Sergio Fernández Fernández, Chilean politician
• Sergio Fernández González , Argentine rower
• Sergio Villanueva Fernández, Spanish footballer
• Sergio Fernández, Spanish footballer
• Sergio Fernández, Spanish footballer
• Sergio Fernández , Spanish hurdler