Aleksei·Firsov is a 25-year-old professional football player from BLR. He currently plays for Smorgon FC, wearing the number 5 shirt. He plays primarily as a Defender. He stands at 181cm tall and weighs 79kg. His current market value is estimated at 75K €.

His most recent move was a from Smorgon FC to Ravshan Kulob on 2026-01-20.

Throughout the Belarusian Cup 2025-2026, Aleksei·Firsov featured in 2 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.