Dom Inácio do Nascimento de Morais Cardoso (20 December 1811 – 23 February 1883) was a Cardinal of the Roman Catholic Church and was Patriarch of Lisbon.
Morais Cardoso was born in Murça, Portugal, the son of Hipólito de Morais Cardoso, Captain-Major of Murça, and wife Eufémia Joaquina.
He was educated at the University of Coimbra, where he was awarded a licentiate in theology.