To Sumerians , Babylonians , Assyrians , and Jews there were male and female demons Jewish demons were mostly male, although female examples such as Lilith exist. In Christian demonology and theology there is debate over the gender and sexual proclivities of demons. Traditional demons of Christianity, such as Satan , Beelzebub , and Asmodeus are almost invariably assigned a male gender in religious and occultist texts. This is true also for succubi, who despite taking a female shape to copulate with men, are often thought of as male nonetheless. The Testament of Solomon ,  an early treatise on demons of Judeo-Christian origin, presents the demon Ornias, who assumes the shape of a woman to copulate with men though in other versions he does it while in the shape of an old man . Similarly, angels in Christianity have also masculine genders, names and functions.
The belief that demons have sex with humans runs deep in Christian and Jewish traditions
Sexuality in Christian demonology - Wikipedia
By Cavan W. Concannon - August 12, As well as believing that scientists are working on a vaccine to make people less religious and that the U. It has opened her up to much ridicule. The earliest account of demon sex in Jewish and Christian traditions comes from the Book of Genesis, which details the origins of the world and the early history of humanity.
Unusual cases of succubus: A cultural phenomenon manifesting as part of psychopathology
Incubus , demon in male form that seeks to have sexual intercourse with sleeping women; the corresponding spirit in female form is called a succubus. In medieval Europe, union with an incubus was supposed by some to result in the birth of witches, demons, and deformed human offspring. The legendary magician Merlin was said to have been fathered by an incubus. Parallels exist in many cultures. In modern psychological usage, the term has been applied to the type of nightmare that gives one the feeling of a heavy weight or oppression on the chest and stomach.
Succubus is also known as demon female lover who approaches males in their dreams to have sex. This is the phenomenon which is rarely described in psychiatric literature. It is more identified as a cultural belief in different religions.