 Lykogiannis make his debut with Greece under-19 in an international friendly game against Sweden under-19.Lykogiannis scored his first and winning goal in the 108th minute (1–2 after extra time) for Greece U19 in the semifinals against England U19 for the 2012 UEFA European Under-19 Football Championship finals that took place in Estonia.He came on as a substitute at the 67th minute for Greece U19 in the final against Spain U19, but the Spanish U19 side won the tournament with 1–0.