Patron of the Diocese of Liège, the Ardennes; the hunter, rifleman, foundryman, metalworker, turner, butcher, optician, manufacturer of mathematical devices, mathematician, bell maker; for hunting dogs (Hubertus key); against rabies of dogs (mal de St. Hubert), dog bites (Hubertus bread), snakebites, fear of water.
He is depicted in hunter's clothing or episcopal robes with a stag with a cross between its horns, with a dog, key, hunting horn, book.
His feast day is November 3rd.