Creative modern variant of Raelyn, meaning beam of light
Reighlyn is a contemporary American invention, likely created by blending the phonetic elements of names like Riley or Reagan with the popular 'lyn' suffix. While it lacks a singular ancient etymology, it is often associated with the meanings of its component parts, such as 'ray' (beam of light) and 'lyn' (lake).
Less common today
Reighlyn isn't in the latest US Top 1000. It last peaked at #6,368 in 2016.
US births per 5-year period, 1990βpresent (SSA data).