If you mean Irish Gaelic,
referring to the surname Healy/Haley/Halley/Hally it could be several:
Ó hAilche;
Ó hAille;
Ó hAllaÃ;
Ó hÉilidhe
Ó hÉalaithe.
If it is a female first name it would be "Haley" as in English.
Hailey
Hailey it stays the same
Irish Gaelic: Feirmeoir.Scottish Gaelic: Tuathanach.
You don't; it has no Gaelic form to my knowledge.
In Irish Gaelic it is diabéiteas.
In Scottish Gaelic: Albannach In Irish Gaelic: Albanach
In Irish Gaelic: cuimhní In Scottish Gaelic: cuimhneachaidh
muirScottish Gaelic: muir Irish Gaelic: muir or farraige
The female given name may be Hailey or Hayley, or the variants Haley, Hayleigh or Haylee.
Hailey Hayley Haley Haily Heylee Haliey Hayliy
le
"Gaelic" can mean "Irish Gaelic' or "Scottish Gaelic". They are classified as two distinct languages.