It's understood their tour will include Victoria and New South Wales, but no details have yet been confirmed.
The last time Kate and Wills visited us was in 2014 and the couple brought a baby Prince George, This time it's not clear whether 6-year-old George and his slightly less important siblings Princess Charlotte, 4 and Prince Louis, 2 - will make the trip.
Recently the Duke and Duchess sent their condolences to Australians affected by fires through a message on social media.
Earlier this month the couple supported Prince William and Kate as they hosted their first-ever reception at Buckingham Palace.
Taking to their official Kensington Palace account on Instagram, the post was captioned: "Wishing all of our Australian followers a happy Australia Day". We extend our deepest condolences to the families and friends of those who tragically lost their lives and to the fearless firefighters who continue to risk their own lives to save the lives of others.
Meghan Markle and Harry and Prince William and Kate were previously dubbed the "Fab Four" before their charitable ventures parted ways last spring.
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They also took Prince George to see the animals at Taronga Zoo.
James also said that Middleton now triggers more tie-touch rituals when she and Prince William are in public, and the latter always seems to answer the gestures.
The Duke and Duchess of Cambridge attend the ANZAC March and Commemorative Service and lay a wreath before planting a "Lone Pine" tree in the Memorial Garden in Canberra.
The Clarence House website states: "The Prince of Wales and The Duchess of Cornwall, together with The Duke and Duchess of Cambridge will visit the Defence Medical Rehabilitation Centre Stanford Hall and meet patients and staff. Stanford on Soar, Loughborough LE12 5QW".
William also made it to New Zealand in April a year ago in the aftermath of the Christchurch mosque shootings.
It was revealed today that the Queen's grandson, Peter Phillips and his wife of 12 years, Autumn Phillips, are reportedly splitting.