There are hundreds of thousands of Christian singles living in Australia. If you are looking for a Christian partner Australia is well served with a number of websites that can assist you. You can of course join one of the large corporation run dating sites however the vast majority of members may not be practising Christians.
There are a small number of boutique Christian dating sites around such as Christian Dating Australia. The site is free to get started but offers various upgrades to enhance your chances of meeting a Christian dating partner.