Days of the week


GOC 1981 - (4.6a) "The days of the week should be written as one word without internal capitalisation: for example Diluain, Dimàirt, Diciadaoin, Diardaoin, Dihaoine, Disathairne, Didòmhnaich (but Latha na Sàbaid)."

Surnames


GOC 1981 - (4.6b) "Similarly surnames should be written as one word but with capitalisation, for example MacAilein, MacBeatha, MacDhòmhnaill. Exceptions are names of the form Mac an Aba, Mac a' Ghobhainn etc."