Oscar Pastor may refer to:

• Oscar Rolando Cantuarias Pastor (1931–2011), Roman Catholic archbishop of Piura, Peru
• Óscar Pastor (computer scientist) (born 1962), Spanish computer scientist

• Max Stern (Poker player)
• Max Stern (poker player)
• Max Stirner
• Max Streibl
• Max Sudfeld
• Max Tate
• Max Tegmark
• Maxterm
• Max Thayer
• Max the Dog
• Max Theiler
• Max the Mighty
• Max the mighty
• Max Theodor Felix von Laue
• Max Theodor Laue
• Maxthon
• Max Thurian
• Max Théon
• Maxtla
• Maxton, Kent
• Maxton, NC
• Maxton, North Carolina
• Maxtor
• Max Township, Itasca County, Minnesota
• Max Township, MN