The mother-of-four chose a white, floor-length Roberto Cavalli gown for the occasion, with long sleeves and embroidered detail. The back of the dress featured a sheer panel with floral detail.
Nicole Kidman supported husband Keith Urban at the CMAs
Nicole channelled autumn-chic with her accessories, opting for gold and bronze bangles, as well as matching statement earrings.
The Australian actress kept her make-up fairly simple with a hint of blusher and nude lips, finishing off her beauty look with smokey eyes, opting to wear her blonde hair down in loose curls for a touch of old Hollywood glamour.
The Moulin Rouge star was not the only stylish celebrity to wow on the red carpet.
Victoria's Secret angel Lily Aldridge looked striking in a sheer, long-sleeved chiffon black dress with strapless panel detailing, which she teamed with a pair of black strappy sandals. The American beauty added almost no accessories, save for a pair of statement earrings and a ring.
Victoria's Secret angel Lily Aldridge also wowed on the red carpet
The 28-year-old let her natural beauty shine through with a barely-there make-up look, wearing her hair swept to the side in perfectly groomed waves.
Lily will no doubt have been taking a night off from the hectic schedule in the lead-up to the Victoria's Secret Fashion show, in which she will walk later this year in London.