Larry Hennig (Father)

Stu Hart (Uncle)

Bret Hart (Cousin)

Owen Hart (Cousin)

Davey Boy Smith (2nd Cousin)

Jim Neidhart (2nd Cousin)

Bruce Hart (Cousin)

Keith Hart (Cousin)

Wayne Hart (Cousin)

Jesse Hennig (Nephew?)

These are totally unofficial. Curt Hennig probably has a few more realtives that were or are in wrestling.