Aviance is a unique, contemporary given name of unknown etymology. It appears to have been coined recently and has gained some popularity as a unisex name. As of now, it's more commonly used in English-speaking countries.
The name Aviance experienced varying popularity over the decades. It had its peak years around 1985 with 22 births and again in 1998 with 26 births. However, it seems to have become less common since the late 1990s, with fewer than 10 births per year recorded from 2005 onwards.