Baby Names Gender-Neutral Names Meaning of the Name Innis Updated June 5, 2026 by Jennifer M. Innis Gender: Neutral Origin: Irish Meaning: Island ♥ Add to my Namelist What is the meaning of the name Innis? The name Innis is primarily a gender-neutral name of Irish origin that means Island. People who like the name Innis also like: Finn, Liam, Connor, Declan, Owen, Ronan, Silas, Isla, Eloise, Maeve, Violet, Charlotte, Aven, Iris Names like Innis: Ince, Ingo, Inge, Inci, Inez, Inigo, Imke, Iniko, Ioannis, Inoke, Inga, Ines, Inchic Stats for the Name Innis Innis is currently not in the top 100 on the Baby Names Popularity Charts Innis is currently not ranked in U.S. births