Kelvin Pius John (born 10 June 2003) is a Tanzanian professional footballer who plays as a forward for Danish 1st Division side AaB and the Tanzania national team.
As a youth player, John joined Brooke House College.
On 31 May 2024 AaB confirmed that the newly promoted Danish Superliga club had signed John from K.R.C. Genk, who signed a four-year contract.