Dillin

Dillin is a name with multiple possible origins, traditionally more common for boys but increasingly used for girls as well. It likely derives from the Irish surname Dillon, meaning 'loyal' or 'faithful,' or possibly from the Welsh 'dil' meaning 'genuine.' As a feminine name, Dillin represents the modern trend of adopting surnames and traditionally masculine names for girls. This spelling variation adds a distinctive touch to the more common Dylan or Dillon. The name has a contemporary feel with an appealing blend of strength and softness. Dillin began gaining modest usage for girls in the late 20th century, particularly in North America, reflecting changing attitudes toward gender-neutral naming. For parents seeking a name that balances uniqueness with recognizability, Dillin offers an appealing option.

Dillin is also given to boys.

Pronounced DIL-in.

As of October 2026, Dillin ranked #12643 in US births in 2019 SSA, peaked at #1929 in 1992.