Grigore "Gogu" Arezanov (born 28 February 1958, in Jegălia/Călărași, Romania) is a Romanian retired football player, who played as a defender.
He was involved in an incident in 1984, in which Universitatea Craiova and Romania national football team player Ilie Balaci suffered a severe cruciate ligament injury.
He made his senior debut in 1975, and played eight Divizia B seasons for CIL Sighetu Marmației until he signed with FC Baia Mare, a top-tier team.
He scored his only Divizia A goal on 21 February 1984, bringing the victory for FC Baia Mare against Universitatea Craiova, in the match in which he injured Ilie Balaci.
He also had a short spell at Minerul Baia Borşa, in Divizia C. After his professional retirement, he moved in Hungary, and played, until 2003, at amateur level.