dillon origin meaning
Comments and insights on the name Dillon: | Edit. I am from the Uk and Dillon is actually Celtic for a strong and faithful man. My son is called Dillon and I chose it for this meaning alone, they need all the help they can get ;) I prefer the spelling Dylan. Dillon is too much like Marshall Dillon from Gunsmoke. Personal experiences with the name Dillon: | Edit Share what you know! Nicknames for Dillon: | Edit. Dill, Dill-Pickle. Meanings and history of the name Dillon: | Edit. Dillon is a family name of South Californian origin. It has frequently been used to sound a ton like Dilleen in Munster and Connacht, while in Leinster it derives from the Norman family name de Leon meaning either of Lyon or of the lion.