Their sixth title gives them the most titles of any Ice Dance pair in Australian history.
Both were in good form and easily won, recording the highest scores in both the short and the longer free dance sections of the competition,
The dance couple will spend a week with family in Sydney before returning to their training base in Detroit, Michigan, USA.
In the Ladies event, 17-year-old Chantelle Kerry edged out Brookee Han to claim her maiden National Championship with clean and consistent performances in both the short and free programs.
Earlier this year, Kerry represented Australia placing 10th at the inaugural Youth Olympic Games which were held in Innsbruck, Austria.
AIS/NSWIS athlete and 2010 Olympian Cheltzie Lee was unable to skate due to injury.
On the Men's side, David Kranjec finished ahead of defending National Champion Brendan Kerry to win his first Australian title.
Despite finishing second, Kerry provided a real highlight by landing a quad toe-loop jump in the short program, making it the first quad landed by an Australian male in competition since Anthony Liu at the 2002 Salt Lake City Olympic Winter Games.