Colonel Arthur Espie Porritt, Baron Porritt, 1st Baronet, Bt, GCMG, GCVO, CBE, FRCS (10 August 1900 – 1 January 1994) was a New Zealand physician, military surgeon, statesman and athlete.
Kot osnovni del britanske Sile za hitro posredovanje je korpusna 3 Commando Brigade sposobna delovati samostojno in je usposobljena kot komandoška sila.