Final answer:
Bruno Coindre succeeded his brother, Father André Coindre, as Superior General after the latter's death in 1826.
Step-by-step explanation:
When Father André Coindre died in 1826, it was his brother Bruno Coindre who took up the title of Superior General. Bruno Coindre succeeded in continuing the mission and work of his brother. André Coindre was the founder of the Brothers of the Sacred Heart, a religious congregation dedicated to education and compassionate works, and his death left a significant leadership role to be filled by his brother.