The son of Admiral Sir Richard Onslow (1741- 1817), Onslow entered the navy in 1810,
and was appointed captain in 1834.
3 He played an important role in the British reoccupation of the Falkland Islands.
Commanding the
HMS Clio, and accompanied by the Captain Charles Hope and the HMS Tyne, Onslow arrived in
Port Egmont on December 20, 1832. From there, he continued to Berkeley Sound, East
Falkland, arriving on Jan 2, 1833. After Argentine Captain Jose Pinedo refused to
lower the Buenos Aires flag, Onslow ordered the Union Jack to be raised at Port Soledad.
4
Onslow died in Blofield, Norfolk on 24 Aug 1856.5