Brendan. They would just use the English name since there's not a different German equivalent.
Brandon is just Brandon in German; it doesn't change.
The name "Kiara" can be spelled the same way in German.
The name "Sharon" is typically spelled the same in German as in English. However, it can sometimes be spelled phonetically as "Scharon" in German.
The German name is spelled the same way: Christian
The name Rachel is spelled the same in German.
Riley is not a German name and has no German equivalent. It is spelled and pronounced the same in German.
The name "Clifford" in German is spelled "Clifford."
Lyn is spelled the same in German as it is in English.
In German, the name Charles is spelled "Karl."
In German, Carolyn is spelled "Karolin."
It is the same: Jacorion.
The name "Donna" is spelled the same way in German as in English.
The name Victoria is spelled the same in German: "Victoria."