Club Guarani beat Olimpia 2-1. Juan Graciano González scored 2 goals.

1. 0'
   ⚽Kick-off
   CONMEBOL Libertadores 1966
   Referee: Wenceslao Zarate📍 UENO El BosqueAttendance: 30,000
2. 1. First half
   2. 40'
      PAR
      GOOOAL!JGJuan Graciano González
3. 1. Second half
   2. 52'
      PAR
      GOOOAL!JGJuan Graciano González
   3. 75'
      PAR
      GOOOAL!AGAntonio González