Mariano Nuñez Llanera (born Mariano Llanera y Nuñez, November 9, 1855 – September 19, 1942) was a Filipino revolutionary general from Cabiao, Nueva Ecija who fought in his aforementioned home province, and also in the neighboring provinces of Bulacan, Tarlac, and Pampanga.
He is considered as one of the "three Fathers" (the main instigators/ commanders) of the Cry of Nueva Ecija, along with Pantaleon Valmonte and Manuel Tinio.