How many Johns are mentioned in the Bible?

Answer 1

Five people in The Bible are named John.

* John the Baptist (Matthew 3:1)

* John the apostle (Matthew 4:21)

* John in the family of a high priest (Acts 4:6)

* The father of apostle Peter (John 21:15)

* Hebrew name of the evangelist, Mark (Acts 12:12)

Additionally

The name John is a Greek name that comes from a Hebrew name so "John" in that form is not found in the Old Testament but it may be possible it is mentioned in the original Hebrew equivalent.