Zinedin Smajlovic is a 22-year-old professional football player from BIH. He currently plays for Olympiacos Piraeus, wearing the number 4 shirt. He plays primarily as a Defender. He stands at 191cm tall and weighs 83kg. His preferred foot is Left. His current market value is estimated at 3M .

His most recent move was a Free from Sandefjord to Olympiacos Piraeus on 2026-07-06. The reported fee was 5M €.

Throughout the Norwegian Eliteserien 2025, Zinedin Smajlovic featured in 28 matches, averaging 1.1 tackles, 1.1 interceptions, and 6 clearances per game, while blocking 0.3 shots per game.