Gracious
Janyah is a modern American creation, likely a blend of the name Jane or Jan with the popular 'yah' suffix. It is often interpreted as a contemporary variation of the Hebrew name Jane, meaning 'God is gracious'.
Less common today
Janyah isn't in the latest US Top 1000. It last peaked at #2,147 in 2009.
US births per 5-year period, 1990βpresent (SSA data).