Macksville will be transformed into a cricket community with the former team-mates from Hughes's debut Test, such as Simon Katich and Mike Hussey, also expected to be among the crowd.
Legends Justin Langer, Glenn McGrath, Adam Gilchrist and Matthew Hayden are also expected to be on the list of attendees.
The entire South Australian state team is expected to show their respects while there will be a number of representatives from other state sides including his former NSW squad.
Not just from across the nation but Macksville will see the presence of international guests including stand in India captain Virat Kohli who will be joined by team director Ravi Shastri and coach Duncan Fletcher.
Clarke's trip to Macksville also comes as confirmation came through of the first Test match of the summer, which is set to take place in Adelaide next week.