No, Hill is a name of the person, actually a surname. This is the only example, and it's not in the beginning of the sentence. Could it simply be an aristocratic title?
Skipper Hill was the person who sponsored summer theatre festival at Todd. Its leader was Orson Welles (as a director of one play which was to be staged) who invited there Irish actors, Michael MacLiammoir and Hilton Edwards (uncloseted homosexuals). Welles claims the two of them were wild and at the peak of their sexuality whereas Skipper Hill, who had a puritan attitude towards homosexuality, w
Interesting. An even larger context might give additional clues. But I would say from this, that 'noble' is used as an adjective, as in 'the noble Mr. Hill'. Why it is capitalized remains a mystery, unless the writer intends to make the adjective appear equivalent to a title, like 'Reverend, as in Reverend Todd.