Calmer Hambro (1747–1806) was a Danish merchant and banker.
Calmer Hambro was born as Calmer Joachim Levy in 1747 in Rendsburg, a town of Schleswig-Holstein in Denmark, later acquired by Prussia in the Second Schleswig War of 1864.
[4] In the Danish census 1801, he was registered living as a handelsman (merchant) in the house Store Købmagergade No.
96 in the Frimands Kvarter neighbourhood, together with his wife and his two sons.
[1][2][3] They had three sons and one daughter, the merchant and banker Joseph Hambro (1780–1848)[4][6] and his younger twin brothers Carl Simon and Eduard Isaac (born in 1782), the latter moved to Bergen establishing himself as a merchant, and sister Hanne Sophie.