Shaftesbury Avenue is a major street in central London named after Anthony Ashley Cooper, 7th Earl of Shaftesbury, that runs in a north-easterly direction from Piccadilly Circus to New Oxford Street, crossing Charing Cross Road at Cambridge Circus. From Piccadilly Circus to Cambridge Circus it is in the City of Westminster and from Cambridge Circus to New Oxford Street it is in the London Borough of Camden.
More information on the Wikipedia page [1]