De Léadús
de LÉADÚS—XI—de Ledwich, Ledwich, Ledwidge, Ledwitch, Ledwith, Lidwich, Ludwig; Norman 'de Ledwich,' i.e., of Ledwich, somewhere in England, but I cannot find the spot. This family settled soon after the Anglo-Norman invasion at Ledwichtown in Co. Westmeath.
Alphabetical Index to Irish Surnames