God is gracious
Jaynia is a modern American invention, likely created as a rhythmic blend of the name Jay and the suffix -nia. It is often interpreted as a variant of Jane or Jania, which derive from the Hebrew name Yochanan, meaning 'God is gracious'.
Fewer than 5 girls were named Jaynia in 2025.
US births per 5-year period, 1990–present (SSA data).