Holcombe Ingleby (18 March 1854 – 6 August 1926) was an English solicitor and Conservative Party politician. He was mayor of the borough of King's Lynn in Norfolk, and for eight years a Member of Parliament (MP) for King's Lynn. Born on 18 March 1854, he was the son of the distinguished Shakespearian scholar, Clement Mansfield Ingleby (1823–1886) and his wife, Sarah Oakes (d. 3 January 1906), of whom he contributed an interesting memoir to the Dictionary of National Biography. Ingleby died 6 August 1926 at Sedgeford Hall, Norfolk, at the age of 72.