The guest list for the service, to be held at Westminster Abbey on Monday at 7.50pm AEST, includes about 500 foreign dignitaries from around the world to descend on London to pay their last respects to the long-reigning monarch.
Queen Elizabeth II's funeral is set to be one of the biggest security and logistical operations the United Kingdom has ever staged.
The guest list for the service, to be held at Westminster Abbey on Monday at 7.50pm AEST, includes about 500 foreign dignitaries from around the world to descend on London to pay their last respects to the long-reigning monarch.
However, representatives from Russia, Belarus and Myanmar have reportedly not been invited to attend the funeral.
Nor have the leaders of Afghanistan, Syria and Venezuela, an official source told Reuters.
Thousands of police officers from across the country will be redeployed to London to manage the crowds, ABC News reports.
Prime Minister Anthony Albanese and Governor-General David Hurley will officially represent Australia, as well as 10 "everyday" Australians selected to attend.
They include Australian of the Year Dylan Alcott, Senior Australians of the Year Valmai Dempsey and Miriam-Rose Ungunmerr Baumann, and Local Hero of the Year Shanna Whan.
Commonwealth leaders who will also be in attendance include New Zealand Prime Minister Jacinda Ardern, Canadian Prime Minister Justin Trudeau, Trinidad and Tobago President Paula-Mae Weekes and Sri Lankan President Ranil Wickremesinghe.
US President Joe Biden and First Lady Jill Biden have confirmed they will be in attendance, as well as European Council president Charles Michel.
South Korean President Yoon Suk-yeo, Brazilian President Jair Bolsonaro and Palestinian Prime Minister Mohammad Shtayyeh are also on the guest list.
They will join leaders from Austria, Germany, Poland, Italy, Latvia, Lithuania, Finland, Hungary, Ireland and many other nations.
In addition to world leaders, senior UK politicians including Prime Minister Liz Truss and former prime ministers are also set to attend.
According to the report, crown Princess Mary of Denmark will be among the royal attendees, alongside Queen Margrethe II and Crown Prince Frederik.
King Willem-Alexander and Queen Maxima of the Netherlands will be there to pay their respects.
Also in attendance will be King Philip and Queen Mathilde of Belgium, King Carl XVI Gustaf and Queen Silvia of Sweden and King Harald V and Queen Sonja of Norway.