Unknown; possibly a modern variant of Nadia or Heidi.
The exact etymology of Neydi is unclear, as it is a rare name primarily found in Latin American communities. It is often considered a modern creative coinage, potentially blending sounds from names like Nadia, which means 'hope', or Heidi, which means 'noble'.
Fewer than 5 girls were named Neydi in 2025.
US births per 5-year period, 1990–present (SSA data).