Demari is a modern American name built from the prefix De-, as in Demarcus and Deshawn, and the ending -mari that is shared with Amari and Jamari; it has no traditional meaning, though the -mari group is often linked to the Swahili "moonlight". The name has a smooth three-syllable rhythm that fits well with current favorites. Demari has stayed outside the US top 1000, reaching number 1183 in 2021 and standing at number 1452 in 2025.