MacCarthy MacCarthy MacCarthy (Irish: Mac Cárthaigh), also spelled Macarthy, McCarthy or McCarty, is a Gaelic Irish clan originating from Munster, an area they ruled during the Middle Ages. It was and continues to be divided into several great branches. The MacCarthy Reagh, MacCarthy of Muskerry, and MacCarthy of Duhallow dynasties were the three most important of these, after the central or MacCarthy Mór line. Their name, meaning "son of Cárthach" (whose name meant "loving"), is a common surname that originated in Ireland. As a surname, its prevalent spelling in the English language is McCarthy. Several variants are found, such as McCarty
Lithgow (surname) Lithgow (surname) Lithgow is a surname originating from Scottish as a habitational name from Linlithgow, between Edinburgh and Falkirk, which was probably named with British words related to modern Welsh "llyn" ‘lake’, ‘pool’ + "llaith" ‘damp’ + "cau" ‘hollow’.In the 13th and 14th centuries the name appears both with and without the first syllable. Originally, Lithgow was the name of the settlement and Linlithgow that of the lake. Lithgow was associated by folk etymology with Gaelic "liath" ‘gray’ + "cu" ‘dog’, and such a figure appears on the medieval borough seal. The surname, is well represented in the Dominican Republic,