They will replace three outgoing members, Alastair Clark, Michael Cohrs and Robert Jenkins.
Donald Kohn has been reappointed to serve a further term, he said.
The Financial Policy Committee was set up as part of sweeping reforms to strengthen regulation and prevent a repeat of the financial crisis. It is chaired the Bank Governor Mervyn King.
The committee has been operating in an interim capacity but will meet on a permanent basis from next week.
(Reporting by Christina Fincher)