Thomas Brooke was the son and heir of Sir John Brooke, 7th Baron Cobham (-1512) and Margaret Neville (-1506).,[1] daughter of Edward Neville, 3rd Baron Bergavenny, and his second wife, Catherine Howard.
^G.E. Cokayne; with Vicary Gibbs, H.A. Doubleday, Geoffrey H. White, Duncan Warrand and Lord Howard de Walden, editors, The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct or Dormant, new ed., 13 volumes in 14 (1910–1959; reprint in 6 volumes, Gloucester, U.K.: Alan Sutton Publishing, 2000), volume III, page 347