Jamie Jackson (born January 24, 1967) is an Australian actor and stand-up comedian who has appeared in film, stage and television. His television appearances include Water Rats, The Blacklist, and Flight of the Conchords. His Broadway credits include leading roles in Doctor Zhivago, Wicked and Sweeney Todd: The Demon Barber of Fleet Street.

Jackson studied acting at the National Institute of Dramatic Art in Sydney, and attended the NYU Tisch School of the Arts, where he studied musical theatre writing under the tutelage of Sarah Schlesinger. He also studied standup comedy at the American Comedy Institute with Stephen Rosenfield.

In 1998 he was awarded and Associate Fellowship through Mike Walsh Fellowships.

Jackson also was the lyricist and author of I Spy a Spy. After 7 years of 3 workshops, 2 lab presentations, and 6 readings the show premiered Off-Broadway in 2019 at the St Clements Theatre.