Ar'jany Martha (born 4 September 2003) is a Dutch professional footballer who plays as a forward for Eerste Divisie club Jong Ajax.
Martha, whose roots lie in Curaçao, joined Spartaan '20 in the south of his native city of Rotterdam during his childhood. He later moved to the football academy of the professional club Sparta Rotterdam, where he played for four years. Then Martha moved to the Ajax academy. Since the 2020–21 season he has been playing for the second team Jong Ajax in the second-tier Eerste Divisie.