Francis John Childs Ganzoni, 1st Baron Belstead, DL, FRGS (19 January 1882 – 15 August 1958[1]) was a Conservative Party politician in England.

Born to Julius Charles Ganzoni and Mary Frances Childs, Ganzoni was educated at Tonbridge School and Christ Church, Oxford, from which he received a Master of Arts in 1906.

Ganzoni served in the First World War with the 4th Battalion of the Suffolk Regiment; he rose to the rank of Captain.

On 23 May 1914 he won a by-election to become the Conservative Member of Parliament (MP) for the formerly Liberal constituency of Ipswich, a position he would hold, with the exception of a brief period from 1923 to 1924, until 1938.

[6][7] In the 1938 New Year Honours, his barony for "political and public services" was announced[8][9] and he was raised to the peerage as Baron Belstead, of Ipswich, Suffolk, on 28 January 1938.