Dallan \d(al)-lan\ as a boy's name is pronounced DAL-en. It is of Irish origin, and the meaning of Dallan is "blind". Saint Dallan of Ireland (sixth century) was a poet known for his great learning.
Dallan has 6 variant forms: Dal, Dalan, Dallen, Dallin, Dallon and Dalon.
For more information, see also the related name Dale.
Baby names that sound like Dallan are Daylan, Daelan, Dillan, Dyllan and Tallan.