John and Isabella

John and Isabella.

Who are John and Isabella?

John and Isabella married in Perth, Western Australia, in 2003.

John’s name with surname is ‘John Heenan’.

Isabella uses three names with surnames. All have ‘Isabella’ in common. These are:

  • ‘Isabella Heenan’ for social purposes
  • ‘Isabella Urban’ at work
  • ‘Adalbertina Isabella Urban’ on official documents


This site can be accessed as:

Isabella’s father

Please see

Origin of name zgus in

The gus part comes from Isabella’s fathers first name, Gustav.

The z part is acknowledgment of Gustav’s interest in electrical science and technology, including electromagnetism. Z is a common variable name for electrical impedance.