Imerius (Himerius, Imier, Immer) of Immertal (c. 570 – c. 620) was a monk, hermit, and missionary in the present Swiss Jura.
Imerius (Himerius, Imier, Immer) of Immertal (c. 570 – c. 620) was an ascetic figure who served as both a monk and missionary in the present-day Swiss Jura area.