Cain was Seth's and Abel's Brother. He killed Abel, his twin. His father was Adam and his mother was Eve. After Cain killed Abel God banished him and put a mark on him that if anyone killed him that person would die. Retrieved from "https://biblenames.fandom.com/wiki/Cain?oldid=4733" Categories: Old Testament People Book of Genesis Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.