Justin Olam (born 23 December 1993) is a Papua New Guinean professional rugby league footballer who plays as a centre for the Melbourne Storm in the National Rugby League (NRL), and Papua New Guinea at international level.
He is a NRL premiership-winning player of 2020 with the Melbourne Storm and was awarded the Dally M centre of the year for 2021 as the best centre in the game. He is the second Papua New Guinean local rugby league player to play in the NRL without having played junior rugby league in Australia emulating his countryman and former Melbourne Storm 1999 NRL premiership winner Marcus Bai.