Caiundo is a municipality located in the Cuando Cubango Province of Angola. It currently contains two communes: Caiundo and Jamba-Cueio.
Prior to administrative reforms enacted in 2024, Caiundo functioned as a commune within the municipality of Menongue. As of 2014, the area spanned approximately 6,050 square kilometres and had a recorded population of 14,665 people.