Flann \f-la-nn\ as a boy's name is of Irish and Gaelic origin, and the meaning of Flann is "ruddy-complected".
Flann has 3 variant forms: Flainn, Flannan and Flannery.
For more information, see also the related name Flynn.
Baby names that sound like Flann are Flinn, Felan, Flyn and Flin.