John William "Will" Ferrell (1967 nî 7 goe̍h 16 ji̍t chhut-sì) sī Bí-kok ê ián-oân, khoe-hâi gē-jîn kiam chè-chok-jîn. I sī ián-chhut chin chē chhiò-khoe tiān-iáⁿ, pí-lūn Anchorman: The Legend of Ron Burgundy, The Other Guys téng chhut.