Henry Handcock (2 August 1834 – 1 December 1858) was an Irish Conservative politician. The youngest son of Richard Hancock and Margaret née Harris, Handcock was at some point a captain in the 44th (East Essex) Regiment of Foot. Handcock was elected as the Member of Parliament (MP) for Athlone at a —caused by the appointment of the sitting MP, William Keogh, as a judge of the Court of Common Pleas—but lost the seat less than a year later at the 1857 general election, when he was beaten by the Independent Irish Party candidate, John Ennis.