Himerius (disambiguation)
Himerius (variants include Himerios, Imerius, Imerio, Imier, Immer) can refer to:

Himerius (c. 315 – c. 386), Bithynian philosopher
Himerius of Tarragona (fl. 385), archbishop of Tarragona (Spain)
Himerios (admiral) (fl. 900–920), Byzantine admiral and statesman
A fictional character in the novel series Monarchies of God by Paul Kearney
Christian saints:
Himerius of Immertal (c. 570 – c. 620)
Himerius of Cremona (d. c. 560)
Himerius of Bosto (fl. c. 11th century)
Saint Camelianus (also called Himerius), bishop of Troyes (479–536 or 511–525)