O'CONNELL, Maurice Charles (1768-1848) - Lieutenant-Colonel
Commanding officer of the 73rd Regiment.
[NSW]
[see: Australian Dictionary of Biography; also available online].

ORMAN, Benjamin
Maritime officer and merchant.
[see: Profile]

OVENS, John (1788-1825)
Soldier and engineer (73rd and 74th Regiments), aide-de-camp to Governor Brisbane, explorer, and acting Chief Engineer in NSW (1822-1825). Friend of NSW Deputy Judge Advocate, Ellis Bent (1783-1815).
[NSW]
[see: Australian Dictionary of Biography; also available online].

OXLEY, John (c.1785-1828)
Surveyor-general and explorer in NSW.
[NSW]
[see: Australian Dictionary of Biography; also available online].

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