Divine or valley
Deiona is a modern American name likely created as a variation of Deion or Diana. It may draw from the Latin 'divina' meaning divine, or the Old English 'denu' meaning valley, often used as a feminine form of the name Dion.
Less common today
Deiona isn't in the latest US Top 1000. It last peaked at #7,496 in 1998.
US births per 5-year period, 1990βpresent (SSA data).