Through her paternal uncle Robert, CGOB
had two cousins who were poets: Sir Stephen
and Sir Aubrey de Vere
, the former a classicist and the latter the poet of Ireland, poet of Catholicism.
Gwynn, Stephen Lucius, and Charlotte Grace O’Brien. “Introductory Memoir”. Charlotte Grace O’Brien, Maunsel, 1909, pp. 3-135.