In Irish it's "garmhac"
The Scottish Gaelic word for 'grandchild' is ogha.
In Irish it's "garmhac".ANOTHER ANSWERUa is also Irish Gaelic for Grandson. It's the origin of the Ó on Irish surnames.In Scottish Gaelic ....
The Irish Gaelic spelling of the surname O'Reilly is Ó Raghallaigh (descendant/grandson of Raghallach. If it is being used as a forename it would probably be "Riley" as in English.
The Welsh word for grandson is "hefyd."
In Scottish Gaelic 'grand-daughter' is ban-ogha and 'grandson' is mic-mac.
The spanish word for grandson is el nieto.=Penguinlo.webs.com=
The Yiddish word for grandson is "eynikl" (אייניקל).
The translation of "grandson" is "Enkel".
'grandson' is in Dutch 'kleinzoon'
It is not a Gaelic word.
No Gaelic word for Chalmers.
The Hebrew word for grandson is Neched (נכד)