October 23, 1966 in Sport

Day of the Week: Sunday

Events in Sport

  • Australian Jack Brabham is first to win World Championship of Drivers title and International Cup for constructors championships in the same year; 2nd in season ending Mexican Grand Prix at Autódromo Hermanos Rodríguez
  • Jack Rule, Jr. and Sandra Spuzich win JCPenney Classic Haig & Haig Scotch Mixed Foursome golf tournament

Birthdays in Sport

  • Alex Zanardi, Italian race car driver