Meaning and Name Origin
Dillon \d(il)-lon\ as a boys' name (also used less regularly as girls' name Dillon) is pronounced DIL-un. It is of Irish and Gaelic origin, and the meaning of Dillon is "like a lion; loyal". Sounds like Dylan. Name of a hippy on BBC's TV show "Magic Roundabout". Actor Matt Dillon.
Dillon is a somewhat popular first name for men (#964 out of 1220, Top 79%) and an even more popular surname for both adults and children (#825 out of 88799, Top 1%). (2000 U.S. Census)
Shown below is the baby name popularity of Dillon for boys. Dillon entered the list in 1980-1989 and reached its highest rank of #73 in the U.S. in the year 1992, and is at #398 presently. (2014 Birth Statistics)
Shown below is a comparison of the popularity of the boy name Dillon and associated names. Prominent alternative forms of Dillon (#398 the previous year) ranked in the Top 1000 are Dylan (#29 the previous year), Dilan (#834), Dylon, Dillan and Dyllan. Usage of these boy names was at its highest in the year 1992 and has become much lower since, with the forms Dillan and Dylon becoming less trendy. Dylan (#29) and Dillon (#398) are two of the more contemporarily stylish birth names among these. (2014 Birth Statistics)
Dillon▲ is pronounced similarly to Dallan, Dallen, Dallin▼, Dallon, Dalon, Daylon, Deleon and Delon. Another recommended similar baby name is Gillon. These names tend to be less frequently used than Dillon.