Sir Roger de Coverley. A member of an hypothetical club in the Spectator, “who lived in Soho Square when he was in town.” Sir Roger is the type of an English squire in the reign of Queen Anne. He figures in thirty papers of the Spectator.
“Who can be insensible to his unpretending virtues and amiable weaknesses; his modesty, generosity, hospitality, and eccentric whims; the respect for his neighbours, and the affection of his domestics?” —Hazlitt.
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894
More on Coverley from Infoplease: