Meaning and name origin
Innes \i(n)-nes\ as a girl's name (also used as boy's name Innes), is of Scottish and Gaelic origin, and the meaning of Innes is "island". Place name from inis, the name of a barony in Moray. Traditionally a male name, it is now used occasionally as a female name, perhaps influenced by Ines, the Spanish form of Agnes.
For more information, see also the related girl name Ennis.
There is 1 masculine form of Innes: Ennis.
Innes is not a popular first name for females but a very popular surname or last name for all people (#10893 out of 88799, Top 12%) (2000 U.S. Census).