The is over 1 billion dollars in unclaimed money in Australia. This comes from a range of sources including:
Information about unclaimed money is freely available online through several state revenue and public trustee services. There are also specialist registers for superannuation and unpaid wages.
Whilst each state and service have differences, the basic principles remain the same. To start the process you conduct a search, or searches, on your name or a company name. If you find unclaimed money owing to you in the results, you can make a claim. This will usually result in you completing forms and proving that you are the owner and entitled to the funds.
The searches in each location are freely available to the public. Starting your search as broadly as possible will allow you to also discover funds for family members sharing the same last name.