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.
The female given name may be Hailey or Hayley, or the variants Haley, Hayleigh or Haylee.
Hailey Hayley Haley Haily Heylee Haliey Hayliy
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
le
"Gaelic" can mean "Irish Gaelic' or "Scottish Gaelic". They are classified as two distinct languages.