Birgir Steinn Styrmisson is a 22-year-old professional football player from ISL. He currently plays for KR Reykjavik, wearing the number 5 shirt. At the international level, he represents Iceland U17. He plays primarily as a Defender. His current market value is estimated at 10K €.

His most recent move was a Loan from KV Vesturbaejar to KR Reykjavik on 2025-07-26.

Throughout the Iceland Besta-deild karla 2025, Birgir Steinn Styrmisson featured in 10 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.