Mason Will John Greenwood (an haife shi a ranar 1,ga watan Oktoba shekara ta ( 2001)a kasar ingila sana'a kwallon kafa da suka taka leda a matsayin yan gaba na Premier League kulob din Manchester United da Ingila tawagar kasar . Ya zo ne ta hanyar tsarin matasa, Greenwood ya fara wasansa na farko a Manchester United a wasan UEFA Europa League da Astana a watan Satumba na shekara ta ( 2019), inda ya zira kwallaye ya zama mafi karancin shekaru da ya ci wa kungiyar kwallaye a gasar Turai yana da shekara( 17 ), shekara, (353),  kwanaki . Babban wasansa na farko a Ingila ya zo ne a watan Satumbar shekara ta( 2020), a wasan UEFA Nations League da Iceland . Greenwood ya koma Manchester United yana da shekara shida, yana wasa a makarantar ci gaban kulob din a Halifax .