What does Issy mean?
Issy /is-sy/ as a girls' name (also used as boys' name Issy). Issy's root is Hebrew, and Issy means "God is my oath". Issy is an alternate form, with the suffix -y, of Isabel (Hebrew): Spanish variation of Elizabeth.
(female) Ilasy, Isi, ..
(male) Isir, Issya, ..
How popular is Issy?
Issy is an unusual first name for females. Issy is an unusual surname too for both adults and children. (2000 U.S. Census)
Below is a graphed comparison of the statistics of the girl name Issy and affiliated names. Isa and Isabel (#144 from current records) are the prominent related forms of Issy (not in Top 2000). Other forms, like Isbel, are uncommon. These relations of Issy were at the peak of their popularity a decade ago (adoption of 0.3%) and are somewhat less popular today (adoption 0.1%, 44% less). (Top 2000 Names, 2014)
Issy is pronounced similarly to Asa, Assa, Assi, Asya, Essie▼ and Essy. Other recommended names are Bessy, Cassy, Casy, Cissy, Elsy, Ilsa, Ilse, Isha, Isis▲, Isla▲, Islay, Isme, Ivey, Ivy▲, Jessy, Josy, Kassy, Kasy, Kessy, Lesy, Lissy, Missy, Nessy, Posy, Rosy, Sessy, Sissy, Susy, Tessy and Ursy. These names tend to be more commonly used than Issy.