What does Inniss mean?
Inniss /in-niss/ [2 sylls.] as a boys' name has the meaning "island". Inniss is an alternate spelling, with the suffix -iss, of Innes (Scottish, Gaelic): place name from inis.
How popular is Inniss?
Inniss is an uncommonly occurring first name for men but a very prominent last name for both adults and children (#22505 out of 150436, Top 15%). (2000 U.S. Census)
Ennis is the only popular related form of Inniss (not ranked). Forms like Innis are uncommon. Adoption of this boy name was at its highest during 1880-1889 (usage of 0.227%) and has become much less since, with Ennis becoming less stylish. Shown below is a comparison of the usage of Inniss and related names. (Top 1000 Birth Names Records, 2014)
Inniss is pronounced similarly to Enneiss. Like Inniss, this name is not frequently used.