Sir Charles Edward Ponsonby, 1st Baronet, DL (2 September 1879 – 28 January 1976), was a British Conservative politician who sat in the House of Commons from 1935 to 1950.

A member of the prominent Ponsonby family, he was the son of the Hon. Edwin Charles William Ponsonby, fifth son of Charles Ponsonby, 2nd Baron de Mauley, and Emily Dora Coope.^[1] He played cricket for Oxfordshire in the Minor Counties Championship from 1900 to 1903.^[2]

Ponsonby was elected Member of Parliament (MP) for Sevenoaks at the by-election there in 1935. He held the seat until the 1950 general election.^[3] He served as Parliamentary Private Secretary to the Foreign Secretary Anthony Eden from 1941 to 1945.

He was honorary Colonel of the Kent Yeomanry from 1942 to 1949. He was created a baronet, of Wootton, in 1956.

Ponsonby married Hon. Winifred Marian Gibbs, daughter of Herbert Gibbs, 1st Baron Hunsdon, and Anna Maria Durant, on 23 July 1912. They had four daughters and a son who succeeded to the baronetcy.^[1]