Arnauld Mercier (born 4 June 1972) is a French former footballer player and current manager, who is unemployed after last managing Waasland-Beveren. He spent most of his career playing in the French Ligue 2 and Championnat National, but had a spell in Italy where he played three seasons in Serie B. After his playing career, he became a coach, and managed RBDB and Seraing United.