Edward Teach

Edward Teach - better known as Blackbeard - is a pirate captain and a principal of the Pirate Republic.

Biography
Lives in the fear of his ex-wife's betrayal. It, literally, haunts him what his ex-wife had done.

Relationships
He had an ex-wife from 9 years ago (from Season 1, Episode 7) that murdered her/his baby daughter and child son, while contemplating suicide, herself.