Switzerland then came up trumps 4-0 1-4 4-3 (5-4) in a deciding mixed doubles clash that came down to the final point.
During celebrations, Federer shared a sweet moment with Mirka when he went over to the stands and embraced his wife.
Mirka gave him a kiss on the cheek as he sunk into her arms, sending fans into a frenzy.
Roger Federer has sent fans into a frenzy with a beautiful moment with wife Mirka after the Hopman Cup final.
Federer became the first player to win the Hopman Cup three times after Switzerland beat Germany on Saturday night.
Federer gave Switzerland a 1-0 lead in the tie with a 6-4 6-2 win over world No.4 Alexander Zverev, but Angelique Kerber levelled the tie with a 6-4 7-6 (8-6) win over Belinda Bencic.
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