Aubri = オーブリ (spelled Ōburi in Romaji)
You don't, you spell it with katakana.
Roman (in katakana) = ロマン
Makayla = マケェラ
メルボルン - Meruborun
The name 'Jordyn' in katakana isジョーダン (jo-dan).
バッドミントン is how it would be spelled in katakana
鴨 /ka mo/ is 'duck' in Japanese. It is also spelled with katakana: カモ.
you can not spell random letters in Japanese
ダニェル (katakana) or danieru (roomaji).
The katakana for Leonard is レナード, and you would pronounce it like "Renaado."
In hiragana, bina is "びな". In katakana, bina is "ビナ".
"Fresh" in Japanese katakana is written like: フレッシ