Surnames of Length 17

This is a list of surnames in which the length is 17.
MacEachthighearna Scottish
Means "son of Eichthighearn", where the personal name Eichthighearn means "horse lord" in Gaelic.
Mac Giolla Bhrighde Irish
Means "son of the servant of Brighid" in Irish.
Ó Maoilsheachlainn Irish
Means "descendant of Maolsheachlann" in Irish.
Von Grimmelshausen German
Means "from Grimmelshausen", a town in Germany. It is itself derived from Grimmel, of uncertain meaning, and hausen meaning "houses". A famous bearer was the German author Hans Jakob Christoffel von Grimmelshausen (1621-1676).