What does Faolan mean?
From the Irish 'faol' ('wolf') and the diminutive suffix '-an', meaning 'little wolf'. Borne by several early Irish saints; anglicised as Phelan or Whelan.
What does Phelan mean?
Anglicised form of the Irish Faolan (via the surname O Faolain), from 'faol' ('wolf') plus the diminutive suffix '-an', meaning 'little wolf' or 'wolf cub'.