Mac Ospaic Mac Ospaic Mac Ospaic is masculine surname in the Irish language. The name translates into English as "son of "Ospac"". The surname originated as a patronym, however it no longer refers to the actual name of the bearer's father. There are specific forms of the surname that are borne by married and unmarried females. There is at least one Anglicised form of the surname. "Mac Ospaic" translates into English as "son of "Ospac"". The surname originated as a patronym, however it no longer refers to the actual name of the bearer's father. The name "Ospac" is a Gaelic derivative of
Mac and Mc together in print two publications on filing rules, one covering that "word-by-word" convention, and another prepared in 1980 that is "letter-by-letter". A 1998 book attributes the changes to the rules to computer informatics, and notes the Mac/Mc change as its first example. 1982's "Scottish Roots", a guide for family history researchers, warns that older Scottish records do not in fact follow this convention, unlike contemporary telephone directories. A 2001 book of "New York Times" theatre reviews sorts Mc names as if spelled Mac. A 2002 official document for the State of Vermont recommends explicitly no special treatment for Mac and Mc.