What does Dillan mean?
Dillan \d(il)-lan\ as a boys' name (also used as girls' name Dillan). Dillan's roots are Irish, Gaelic and Welsh, and the name Dillan means "like a lion; loyal". Dillan is a derivative of Dillon (Irish, Gaelic): sounds like Dylan. Moderately uncommon as a boys' name.
Dillan is an uncommonly occurring first name for men. Dillan is an equivalently unusual last name too for both adults and children. (2000 U.S. Census)
Presented below is the baby name popularity of Dillan for boys. Dillan was first listed in 1991 and reached its apex rank of #553 in the U.S. in the year 1992, but is not found in the list currently. (Top 1000 Birth Names Statistics, 2014)
Shown below is a comparison of the popularity of the boy name Dillan and related names. Popular related forms of Dillan are Dilan (#834 the previous year), Dillon (#398), Dylan (#29), Dyllan and Dylon. These boy names were at the peak of their popularity in 1992 and have become much less widespread since, with the versions Dillan and Dylon becoming less fashionable. Dillon (#398) and Dylan (#29) are two of the more fashionable names for newborns here. (Top 1000 Birth Names Statistics, 2014)
Dillan▼ is pronounced similarly to Daelan, Dalan, Dallan, Dallen, Dallin▼, Dallon, Daylan and Dolan. Other recommended similar baby names are Fillan and Gillan. Like Dillan, these names are not commonly used.