Marev was capped 16 times for the Bulgaria national team, 6 times for the Olympic team and 26 times for the U18 team of his country, with which he won the Balkan championship cup played in Thessaloniki in 1969.
Marev was penalized 16 times for the Bulgaria national squad, 6 times for the Olympic team and 26 times for the U18 national youth team of his country, with which he won the Balkan championship cup played in Thessaloniki in 1969.