Sun, light, or bright
Yliana is a rare variant of Eliana or Iliana. It is often associated with the Greek name Helios, meaning 'sun', or the Latin 'Aeliana', meaning 'sun'. In some contexts, it is also viewed as a variation of the Hebrew name meaning 'my God has answered'.
Less common today
Yliana isn't in the latest US Top 1000. It last peaked at #5,230 in 1990.
US births per 5-year period, 1990βpresent (SSA data).