- Source: Mario Sergio
- Sergio Agüero
- Sergio Mattarella
- Mario Götze
- Botafogo de Futebol e Regatas
- Mario Yepes
- Sergio Renán
- Oh, Grandmother's Dead
- Fujairah SC
- Toronto
- Club Athletico Paranaense
- Mario Sergio
- Mário Sérgio (footballer, born 1950)
- Mário Sérgio (footballer, born 1995)
- Mario Sergio Cortella
- Mario Sergio (politician)
- Mário Sérgio (footballer, born 1981)
- Marinho (footballer, born 1990)
- Club Athletico Paranaense
- Sérgio Marques
- Mário Sérgio (footballer, born 1992)
Mario Sergio may refer to:
Mário Sérgio (actor, born 1929), Brazilian actor
Mario Sergio (politician) (born 1940), Canadian politician
Mário Sérgio (footballer, born 1950) (1950–2016), Brazilian football manager and former midfielder
Mário Sérgio (footballer, born 1977), Brazilian football midfielder
Mário Sérgio (footballer, born 1981), Portuguese football right-back
Mario Sergio Angulo (born 1983), Colombian footballer
Mário Sérgio (footballer, born 1992), Brazilian football defender
Mário Sérgio (footballer, born 1995), Brazilian football forward