Mr Willett, who grew up in Mulwala and is a member of the Deniliquin Clay Target Club, started in the competitive shooting ranks at the age of 14 and went on to represent his country on numerous occasions.
He has represented Australia at the past two Olympics in Rio de Janeiro and Tokyo.
Mr Willett won the 2019 World Championship in the mixed trap pairs.
The 27-year-old will present an address on Australia Day during the Moama festivities at Moama Recreation Reserve’s main oval.
The day will start with breakfast at 7.30am.
North Melbourne champion Brent Harvey is the ambassador for the Mathoura’s Australia Day festivities.
Harvey, who has played more AFL games than any other player in history, joins NSW Member for Murray Helen Dalton at the 8am ceremony in the Soldiers’ Memorial Gardens.
Echuca-Murray’s world title winning town crier Judy Campbell will also be on hand to bring the ceremony to order.
The day’s program will kick off with a delicious breakfast of bacon, eggs and sausages expertly cooked by experienced community members.
Following the official ceremony there will be the Australia Day cake to be cut, and some delicious patty cakes to be devoured.
Other Murray River Council ceremonies are as follows:
• Barham - The breakfast and Australia Day ceremony will be hosted at Riverside Park from 9am.
• Moulamein - Meet at The Triangle for breakfast and the Australian Day ceremony at 8am.
• Wakool - Despite a later start than other ceremonies, beginning at 10am, the Wakool ceremony will also be a breakfast and ceremony event.
• Tooleybuc - Meet at Mensforth Park for breakfast and the Australia Day ceremony from 7.30am.
• Koraleigh - Breakfast will be from 7am at the Koraleigh Recreation Reserve, followed by the Australia Day ceremony.