Brockhaus-1809: Olivier Cromwell
Brockhaus-1911: Olivier
DamenConvLex-1834: Cromwell, Olivier
Herder-1854: Olivier [2] · Olivier [1]
Meyers-1905: Olivier [2] · Olivier [1] · Olivier le Dain
Pagel-1901: Leube, Wilhelm Olivier · Holmes, Olivier Wendell
Pierer-1857: Olivier