Divine or beloved
Deavin is a modern phonetic variant of the name Devin. It likely stems from the Irish surname Γ DamhΓ‘in, meaning 'descendant of the little fawn', or the French 'devin', meaning 'divine'.
Less common today
Deavin isn't in the latest US Top 1000. It last peaked at #4,820 in 1996.
US births per 5-year period, 1990βpresent (SSA data).