The name "William" cannot be translated into Hebrew, but it can be written as ווילי×× (pronounce veelyahm)
There is no Hebrew translation for Edward. This is an English name.
There is no Hebrew translation for "Jennifer". Only Hebrew names have Hebrew translations. English names do not.
the name Da fane has no translation in Hebrew. But if you can tell me what it means in English, then I can find a Hebrew name with a similar meaning.
Devon comes from an Old English last name. It has no Hebrew translation.
The English name Louise doesn't have a hebrew translation. It is originally from the Germanic name Chlodovech which meant "famous warrior"
elderly or senior.
There is no Hebrew name for William. William comes from the Germanic words wil "will, desire" and helm "helmet, protection. There is no Hebrew name with this meaning.
William
You can't "figure out" a Hebrew name for Harold. Your options are to choose a Hebrew name that begins with H, or else choose a Hebrew name with a similar meaning to Harold. A name that begins with H would be Har'el (הראל) A name that has a similar meaning to Harold (Army leader) is Adir (אדיר).
The English name Jeanette is a feminine form of John. John in Hebrew is Yokhanan (×™×•×—× ×Ÿ)
Yehoshua = יהושוע
There is no translation to hebrew for the name Shaylayne. You would say it the same way as you do in English.