The actor looked dapper in a black tux. Shayk, who shares a daughter with Cooper, wowed in a black, high neck, long sleeve backless gown with gold tassels. The two posed on the red carpet and shared a look of love.
Campano also looked stylish in a matching black dress.
Cooper's film A Star Is Born, his directorial debut, is nominated for eight Oscars, including acting nods for him and co-star Lady Gaga and a nomination for Best Original Song for their duet "Shallow."