An eccentric or odd person; someone whose behavior or thinking differs noticeably from the norm (often used teasingly or critically).
彼は少し変人だけど、仕事はとてもできる。
He's a bit of an eccentric, but he's very capable at work.
子どもの頃、近所の変人と呼ばれていた老人が庭師だった。
As a child, the elderly man who was called the neighborhood oddball turned out to be a gardener.
変人扱いされるのは嫌だが、他人と違う視点は大事だ。
I don't like being treated as an oddball, but having a different perspective is important.