Rye clearing or courageous
Rhyli is a modern creative spelling of Riley. It likely derives from the Old English elements 'ryge' meaning rye and 'leah' meaning wood or clearing, or from the Irish surname O'Raghallaigh, meaning descendant of Raghallach.
Less common today
Rhyli isn't in the latest US Top 1000. It last peaked at #9,910 in 2016.
US births per 5-year period, 1990βpresent (SSA data).