Rhythmic or meadow lake
A modern American invention, likely created by combining the phonetic elements of names like Riley and Lynn. It often incorporates the 'Reigh' spelling to evoke a sense of regality or uniqueness, while the 'lynn' suffix typically refers to a lake or pool.
About 20 girls were named Reighlynn in 2025.
US births per 5-year period, 1990–present (SSA data).