Leonidas Kokkinos vs Avgousti Avgoustianos
Wch U20 Tjentiste BIH round 3 1975.08.18
Sicilian Defense: Dragon Variation, Yugoslav Attack 1-0

Leonidas Kokkinos vs Jose Bonilla
Wch U20 Tjentiste BIH round 13 1975.09.01
Pirc Defense: Austrian Attack 1-0

Leonidas Kokkinos vs Andrew J Muir
Wch U20 Tjentiste BIH round 6 1975.08.23
Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation 1-0

Leonidas Kokkinos vs Abdelhamid Slimani
Wch U20 Tjentiste BIH round 10 1975.08.28
Bishop’s Opening: Urusov Gambit 1-0