Callahan,Calligan,Kealahan,Kelaghan,O’ Callaghan,O’ Kelaghan,Ó Ceallacháin. CallaghanClan Aran Scarf-Reviews The CallaghanClan Aran Scarf is a wonderful item of Callaghanheritage which will be cherished by the wearer for generations to come. Lovingly crafted from the finest 100% soft new wool, this Aran wool scarf has been created following the unique CallaghanClan Aran pattern Measuring 10” x 60” FREE Express Shipping Offer -details Callaghan Clan Scarf