Cunigunda of Luxembourg
- Født: Omkr 975
- Død: 3 Mar. 1040 i en alder af ca. 65 år
Saint Cunigunde of Luxembourg, OSB (c. 975 - 3 March 1040 at Kaufungen), also called Cunegundes, Cunegunda, and Cunegonda and, in Latin, Cunegundis or Kinigundis, was Empress of the Holy Roman Empire by marriage to Holy Roman Emperor Saint Henry II, and a Catholic Saint. She served as interim Regent after the death of her spouse in 1024. She is a Roman Catholic saint and the Patroness of Luxembourg and Lithuania; her feast day is 3 March.