What does Jessilyn mean?
Jessilyn \j(e)-ssil-yn, jess(i)-lyn\ as a name for girls. Jessilyn's root is Hebrew, and the name Jessilyn means "He sees". Jessilyn is a form of Jessie (Hebrew): pet form of Jessica. Seldom used as a birth name for females.
Jessilyn is a rare first name for females. Jessilyn is a unique surname too for both adults and children. (2000 U.S. Census)
Displayed below is a comparison of the usage of the girl name Jessilyn and affiliated names. Prominent related forms of Jessilyn (#unlisted) are Jessa (#849 the previous year), Jesse, Jessi and Jessie (#587). Usage of these girl names was at its peak in 1994 and has become much less since, with the forms Jesse and Jessie becoming less stylish. (Top 1000 Birth Names Statistics, 2014)