Atlanta beat San Lorenzo 2-4. Carlos Colosia scored 3 goals.

1. 0'
   ⚽Kick-off
   Primera División 1940
   Referee: Oreste Iglesias.
2. 1. First half
   2. 6'
      ARG
      GOOOAL!JFJose Fabrini
   3. 16'
      ARG
      GOOOAL!CCCarlos Colosia
3. 1. Second half
   2. 50'
      ARG
      GOOOAL!CCCarlos Colosia
   3. 68'
      ARG
      GOOOAL!ILIsidro Lángara
   4. 83'
      ARG
      GOOOAL!CCCarlos Colosia
   5. 86'
      ARG
      GOOOAL!JMJosé Martínez