Baby Names Gender-Neutral Names Meaning of the Name Kainoa Updated January 19, 2026 by Jennifer M. Kainoa Gender: Neutral Origin: Hawaiian Meaning: Namesake ♥ Add to my Namelist What is the meaning of the name Kainoa? The name Kainoa is primarily a gender-neutral name of Hawaiian origin that means Namesake. People who like the name Kainoa also like: Slade, Dawson, Jaron, Weston, Wyatt, Warren, Tyson, Isla Names like Kainoa: Khayyam, Kenna, Keezheekoni, Kimi, Kamea, Keemeone, Kinuye, Kahoni, Koma, Kinu, Kiona, Keyshawn, Kiyomi, Kegan, Kanya, Kimamana, Keyanna, Kyna, Kazuma, Kenny, Kione, Kimani, Kanai, Keshawn, Kijani, Kazuno, Kawena, Keone, Kimo, Kane Stats for the Name Kainoa Kainoa is currently not in the top 100 on the Baby Names Popularity Charts Kainoa is currently not ranked in U.S. births