Sangvilay Phoutthavong is a 21-year-old professional football player from LAO. He currently plays for BG Pathum United, wearing the number 33 shirt. At the international level, he represents Laos U19. He plays primarily as a Defender. His preferred foot is Left. His current market value is estimated at 125K €.

His most recent move was a Transfer from Ezra FC to BG Pathum United on 2025-06-30.

Throughout the Thai League 1 2025-2026, Sangvilay Phoutthavong featured in 12 matches, averaging 0.2 tackles, 0.2 interceptions, and 0.1 clearances per game, while blocking 0 shots per game.