Krystian Godfryd Deybel de Hammerau (1725–1798) was a Polish military commander and a general of artillery. He fought during the Warsaw Uprising of 1794 and commanded the artillery of Kościuszko's Uprising. Born to a family of Polonized German aristocracy of Saxon origin, Deybel joined the Royal Cadet Corps in 1740. In 1750 he was sent to Dresden, where he studied artillery tactics. Upon his return to Poland in 1753 he joined the Royal Artillery and served with distinction at various posts, rising to the rank of pułkownik.