Maria Margarita Amada Fteha Isidro (born 20 July 1966), known professionally as Agot Isidro, is a Filipino actress and singer. She is best known for her roles in several telenovelas including Tayong Dalawa, Tanging Yaman, Nasaan Ka, Elisa?, FPJ's Ang Probinsyano, and Can't Buy Me Love.

Isidro started as a back-up singer alongside her sisters Olive Cruz and Tina Isorena in The Sharon Cuneta Show. She was urged by Johnny Manahan or Mr. M to fill-in for then pregnant Melissa de Leon in the noontime show 'Sang Linggo nAPO Sila.