Armando Irineo Castaingdebat Colombo (born 25 October 1959) is a Uruguayan politician serving as Minister of National Defense since March 4, 2024 under President Luis Lacalle Pou.

Graduated from the University of the Republic with a veterinary medicine degree, he has been a member of the National Party since the late 1980s.

[2] A significant factor in his political career has been the sizeable agricultural interests which are present in the economic and labour-related life of Flores Department.

On 21 August 2018, FIFA appointed a normalisation committee for the Uruguayan Football Association (AUF).

Three persons were put in charge: Castaingdebat, Senator Pedro Bordaberry, and former professional association football player Andrés Scotti.