Nicholas Mann (died 1753) was an English antiquary and Master of the Charterhouse.
[1] At college he was tutor to the Marquis of Blandford, but afterwards became an assistant-master at Eton, and then one of the clerks in the secretary's office under Lord Townshend.
He travelled in France and Italy, and on his return was appointed king's waiter at the custom house, and keeper of the standing wardrobe at Windsor.
[2] He died at Bath, Somerset on 24 November 1753, and was buried in the piazza at the Charterhouse, having some years before affixed his own epitaph over the chapel door.
[3] By will he bequeathed his library and collection of manuscripts, excepting those of his own composition, to Eton College.