Complete Peerage, Location: Mid-Continent Library, Independence @ VII:140-142,  VII:133, no parents, married three times.
VII:133 says his parentage is unknown. The lengthy footnote
acompanying this remark mentions the Connaught filiation as one
of a number of possibilities as suggested by Dugdale; the
problem with t

The cited information was published by St. Catherine Press, 29 Great Queen St, Kingsway, W.C., 1959 (Ref: VII:140-142,  VII:133, no parents, married three times.
VII:133 says his parentage is unknown. The lengthy footnote
acompanying this remark mentions the Connaught filiation as one
of a number of possibilities as suggested by Dugdale; the
problem with t) The author/originator was G.E. Cockayne.

• Source Notes

  ABBR CP (Cockayne)

• References (2)
  • Parent Source: Complete Peerage, Location: Mid-Continent Library, Independence
  • Individual: Hubert de Burgh Earl of Kent