Family name Allyl (Allyl 
) , globally, is a rare last name. The family name Allyl is habitual in Western Asia, particularly Syria, where it is a rare surname, Saudi Arabia, and Iraq, where it is a very rare surname. Not in comparison with a country's population, the name is most common in Saudi Arabia, Egypt, and Iraq. Very seldom, Allyl is the forename as well as the last name.