Valley or meadow
Daylee is a modern American invention, likely created by combining the word 'day' with the popular 'lee' suffix, or as a phonetic variation of the English surname Daley. It shares the pastoral meaning of 'meadow' or 'valley' found in many names ending in -lee or -leigh.
About 13 girls were named Daylee in 2025.
US births per 5-year period, 1990–present (SSA data).