The event marked the couple's first official appearance in three years, reported AceShowbiz.
The "Wrecking Ball" hitmaker and the actor attended Variety's Power of Women luncheon, where Cyrus was honoured for her work with her Happy Hippie Foundation.
Hemsworth opted for a black suit while Cyrus wore a polka dot and floral patterned jumpsuit.
Other honorees included Scarlett Johansson, Laverne Cox, Jenna Dewan Tatum and Ava DuVernay.
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