Lieutenant-General Sir Robert Garrett KCB KH (1794 – 13 June 1869) was Commander of British Troops in China and Hong Kong.

[2] Educated at Harrow School, Garrett was commissioned into the 2nd (The Queen's Royal) Regiment of Foot in 1811.

[3][4] He served in the Peninsular War and was present at the Battle of Fuentes de Oñoro in 1811.

[2] In 1814, he married Charlotte Georgina Sophia Cavendish-Bentinck (1789–1819), daughter of Lord Edward Bentinck and granddaughter of the 2nd Duke of Portland.

[7] After her death, in 1821, he married widow Louisa Davaynes, with whom he had a son and a daughter.