Commander John Lamb (1790 – 17 January 1862) was an English-born Australian naval officer, banker and politician.

Lamb was noted for his role in several feats over the French and accepted the rank of retired naval commander in May 1846.

[3] He was born in Penrith, England, the son of Captain Edward Lamb of the East India Company and Eliza Buchanan.

[4] In March 1823 he married Emma (née Robinson), daughter of the deputy chairman of Lloyds Bank; they would have fourteen children.

He settled in Sydney in 1829, and ran a woollen brokers and shipping agents merchant banking firm.

His daughter-in-law by John de Villiers, Henrietta Octavia Lamb, was the sister of the deputy chairman and managing director of the Commercial Banking Company of Sydney, Thomas Whistler Smith, in turn the brother-in-law of John Street, founder of the Street dynasty.