Pure and grace
A compound name combining Katie, a diminutive of Katherine meaning 'pure', and Ann, meaning 'grace'. It represents a blend of traditional English charm and classic feminine virtues.
Less common today
Katieann isn't in the latest US Top 1000. It last peaked at #6,936 in 2000.
US births per 5-year period, 1990βpresent (SSA data).