Lanús beat Unión 1-2. Lanús played with ten from minute 16. Martín R. Vilallonga scored 2 goals.

1. 0'
   ⚽Kick-off
   Torneo Apertura 1999
   Referee: Horacio ElizondoAttendance: 2,260
2. 1. First half
   2. 15'
      ARG
      GOOOAL!MVMartín R. Vilallonga
   3. 16'
      ARG
      Red card
      DCDaniel Cravero
   4. 16'
      ARG
      GOOOAL!DVDaniel Vega
   5. 43'
      ARG
      Red card
      JAJayo
3. 1. Second half
   2. 90'
      ARG
      GOOOAL!MVMartín R. VilallongaPenalty