The boy's name Dillen \d(il)-len\ is a variant of Dillon.
The baby name Dillen sounds like Dallen and Dillan. Other similar baby names are Gillen and Millen.
Dillen is a very rare male first name and a common surname (source: 1990 U.S. Census). Displayed below is the baby name popularity trend for the boy's name Dillen. Click here to compare Dillen with related baby names.