Mahamat Idriss (ne Koundja Ouya, ọjọ.ketadinlogun Keje ọdun 1942 – ọjọ keta Oṣu Kẹwa Ọdun 1987) jẹ olufoifo giga ti ti orilẹ-ede Chad.
A bi ni Fort-Lamy, Chad, Faranse Equatorial Africa .
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