He was Lafayette Ronald Hubbard
Cal Hubbard's birth name is Robert Calvin Hubbard.
Doug Hubbard's birth name is Eugene Douglas Hubbard.
Dustin Hubbard's birth name is Dustin Don Hubbard.
Freddie Hubbard's birth name is Frederick DeWayne Hubbard.
Gage Hubbard's birth name is Gage D. Hubbard..
Glenn Hubbard's birth name is Glenn Dee Hubbard.
Jeremy Hubbard's birth name is Jeremy David Hubbard.
Marv Hubbard's birth name is Marvin Ronald Hubbard.
Wes Hubbard's birth name is Wesley Lonnel Hubbard.
The name Hubbard is between common and uncommon There is Erica Hubbard, the actress on Lincoln Heights. There is the Hubbard glacier in Alaska. So Hubbard is a famous name if you pay attention but it is not a rare name. It is also not a common name either.
The religion of Scientology is not based on the Holy Scriptures and the teachings of Jesus Christ. Their founder is Ron Hubbard a science fiction writer and not a Christian.
Grace Hubbard Fortescue's birth name is Grace Hubbard Bell.