Meaning and name origin
Gaylen \ga(y)-len\ as a boy's name (also used as girl's name Gaylen), is of Greek origin, and the meaning of Gaylen is "calm". Gaylen is a variant of Galen (Greek): from GalÍnus, which derives from galÍnÍ. See also Jaylen.
Gaylen is not a popular first name for males and an equally uncommon surname or last name for all people (2000 U.S. Census).
Displayed below is a comparison of the popularity of the boy name Gaylen and its variant forms. Popular variation forms ranked in the Top 1000/100 are Jaylen (#318), Gaylon and Galen. (2014 statistics).
Gaylen is also pronounced similarly to Gillen. Other suggested similar baby names are Baylen, Daylen, Gaillen, Galeno, Garlen, Gayle▼, Gayler, Glen▼, Raylen and Waylen. These names tend to be more commonly used than Gaylen.