Montana Cox and Olivia DeJonge look stylish as they attend the Ralph Lauren suite during Australian Open 2024 day one in Melbourne

Australian model Montana Cox and actress Olivia DeJonge led the style numbers as they partied in the Ralph Lauren suite during day one of the 2024 Australian Open at Melbourne Park in Victoria on Sunday.

Montana, 30, looked chic in a knitted black and white outfit from Ralph Lauren.

She wore a crop top and shorts that showed off her enviable figure and cleavage, along with a matching blazer and black heels.

The Melbourne-born beauty let her brunette locks hang in loose waves around her shoulders and accentuated her natural beauty with a light layer of makeup.

Montana complemented her look with a black handbag from Ralph Lauren.

Australian model Montana Cox, 30, (pictured) led the style approach as they partied in the Ralph Lauren suite during the first day of the 2024 Australian Open at Melbourne Park in Victoria on Sunday.

Elsewhere, actress Olivia DeJonge, 25, turned heads in a navy pin-stripe blazer and matching trousers from Ralph Lauren.

Her look was accessorized with a delicate necklace, rings, sunglasses and a $4,000 black leather Ralph Lauren handbag.

She completed her outfit by showcasing her taste in luxury fashion with a $4,000 Ralph Lauren handbag.

She wore a crop top and shorts that showed off her enviable figure and cleavage, along with a matching blazer and black heels

She wore a crop top and shorts that showed off her enviable figure and cleavage, along with a matching blazer and black heels

The Melbourne-born beauty let her brunette locks hang in loose waves around her shoulders and accentuated her natural beauty with a light layer of makeup

The Melbourne-born beauty let her brunette locks hang in loose waves around her shoulders and accentuated her natural beauty with a light layer of makeup

Montana complemented her look with a black handbag from Ralph Lauren

Montana complemented her look with a black handbag from Ralph Lauren

She posed stormily for photos, pouted and placed her hands in the pockets of her vest

She posed stormily for photos, pouted and placed her hands in the pockets of her vest

The Elvis star’s caramel-colored locks were worn down in natural curls, parted down the middle.

Ralph Lauren is the official outfitter of the 2024 Australian Open for the fourth year in a row.

The brand has 4,000 staff members working at the high-profile event, including all the on-field referees, and ball boys and girls.

The fashion house has also released a special Australian Open 2024 collection of clothing and accessories that can be purchased online.

Elsewhere, actress Olivia DeJonge (pictured) turned heads in a navy pin-stripe blazer and matching trousers

Elsewhere, actress Olivia DeJonge (pictured) turned heads in a navy pin-stripe blazer and matching trousers

Her look was accessorized with a delicate necklace, rings, sunglasses and a $4,000 black leather Ralph Lauren handbag

Her look was accessorized with a delicate necklace, rings, sunglasses and a $4,000 black leather Ralph Lauren handbag

The Elvis star's caramel-colored locks were worn down in natural curls, parted down the middle

The Elvis star’s caramel-colored locks were worn down in natural curls, parted down the middle