What does Jilly mean?
Jilly /jil-ly/ [2 sylls.] as a name for girls is of Latin origin, and the name Jilly means "youthful". Jilly is a variant transcription of Jill (Latin): short variation of Gillian. Jolly is a popular last name.
How popular is Jilly?
Jilly is an uncommonly occurring given name for females. Jilly is an unusual last name too for both adults and children. (2000 U.S. Census)
Jill and Jillian (#385 last year) are the popular related forms of Jilly (outside Top 1000). Forms like Jillana are uncommon. These girl names reached the peak of their popularity during the years 1980-1989 (usage of 0.8825%) and are now significantly less widespread (usage 0.3075%, down 65.2%), with the form Jill becoming less in vogue. Jillian (#385) is the most chic baby name among these. Shown below is an analysis of the popularity of Jilly and corresponding names. (Top 1000 Baby Names Records, 2014)
Jilly is pronounced similarly to Joelly, Joely, Joley, Joly, Juley, Jully and July. Other recommended similar baby names are Billy▼, Cilly, Gilly, Hilly, Lilly▲, Milly, Tilly and Willy. These names tend to be more commonly used than Jilly.