'th' is an English suffix, not a French one. Or provide more context if I don't get it.
The suffix for French days in the month might be spelled as such:
Such suffix are rarely ever used. Most dates just have the plain number, no suffix.
dated ...., on the date of ...
"Quelle est la date de naissance" means "What is the date of birth" in French.
If you mean "date" as in July 25, then it's "la date". If you mean a romantic date, then it's "un rendez-vous". If you mean it as a verb, as in to date someone, then it's "sortir avec".
up to date
the date of my birthday is the ...
no of friday of 14 th jaistha and english date and year
if by 'their' you mean his/her, then: "son anniversaire est le/l' [date]" if by 'their' you mean a group of people: "leur anniversaire est le/l' [date]
Yesw,I would say it does
"jour de naissance" (properly spelled 'date de naissance' in French) means date of birth.
perdu
In France
No. He was French.