[The Bloodlust Kid]

Originally Posted by Sheba

Jonathan Joestar IS the Lawful Good of the Joestar lineage. As the Joestar lineage goes further in time, the JoJo will be less nice.

Spoiler for Future episodes? I don't know.:

I think it's like this:
Jonathon: Lawful Good
Joseph: Chaotic Good
Jotaro: Chaotic Neutral
Josuke: Neutral Good
Everybody else: Don't know.