Baduhennna is solely attested by Tacitus' Annals where Tacitus records that a grove in Frisia was dedicated to her, and that near this grove 900 Roman prisoners were killed in 28 CE.
Baduhennna is solely confirm by the Annals of Tacitus, where Tacitus records that she was devoted to a grove in Frisia, and that 900 Roman prisoners were killed in 28 CE near this grove.