Saint Waldebert was a seventh-century Frankish count and abbot who played a significant role in the development of Luxeuil Abbey. Born into the noble family of Duke Waldelenus of Burgundy, he initially served in the military before choosing a religious life. After living as a hermit, he was elected as the third abbot of Luxeuil around 628. During his forty-year leadership, he expanded the monastery's influence, secured its independence from local bishops, and helped establish various religious houses.