Conversation so far:
What did Patrick O'Brian publish as Patrick O'Brian?
non-fiction anthology A Book of Voyages (1947.
What other pen names did he use?
CANNOTANSWER.
Did he write anything besides prose fiction?
non-fiction anthology A Book of Voyages (1947) attracted little attention.
Was any of his work besides Master and Commander turned into a movie?
CANNOTANSWER.
Was he successful when he was alive?
greatest success in writing, gaining him fame, a following and invitations to events and interviews came late in his life.

Question: Did he win any literary prizes?
Self-contained rewrite: Did Patrick O'Brian win any literary prizes?