N-COUNT
發現者;尋得者;找到…的人
You can refer to someone who finds something as the finder of that thing.
例句
The finder of a wallet who takes it home may be guilty of theft...
將錢包據為己有的人可能會被控盜竊。
Every stray dog has to be taken by its finder to the police.
發現走失的狗后都應將它帶到警察局。