Aelyn is a feminine name with American English pronunciation as AY-lin (/ˈeɪlɪn/). It may also be spelled as Aelin. The origin of the name is uncertain, but it has gained popularity in recent years. Although not ranking high on the list of most popular names, Aelyn has been given to newborn girls in the United States consistently over the past two decades. It is a unique and modern choice for parents looking for a name that stands out.