in february 1892, hawkes was included in ward mcallister's "four hundred", purported to be an index of new york's best families, published in "the new york times". conveniently, 400 was the number of people that could fit into mrs. astor's ballroom. hawkes was a member of the union club of the city of new york, the university club, the century association, and the piping rock club. he belonged to the st. nicholas society and was surgeon of the society of the cincinnati.