Jonathan was killed in 1889 on a cruise at his wedding with erina. His brother dio came back as a head in a jar and killed him with lasers. Jonathan is a kind soul and forgives dio for what he’s done and still loves him. Jonathan and lives in heaven. He reunited with Will Zeppeli when he died and he reunited with erina and speedwagon in the 50’s. His grandson joseph died in 1989 but came back to earth the next day. He’s been watching over his family since and witnessed everything ever since