Seb Loeffen is a 22-year-old professional football player from NED. He plays primarily as a Defender. He stands at 188cm tall and weighs 81kg. His preferred foot is Right.

His most recent move was a from Citta di Fasano to EVV Echt on 2026-01-11.

Throughout the Netherlands Tweede Divisie 2024-2025, Seb Loeffen featured in 10 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.