Pia Miller with multi-millionaire boyfriend Patrick Whitesell 

Pia Miller, 36, and her multi-millionaire boyfriend Patrick Whitesell, 54, went public with their romance in Sydney on Sunday.

The couple had no qualms in packing on the PDA as they headed to a harbourside venue after attending a birthday lunch at Bondi Icebergs.

The Chilean-born Australian actress looked sensational in an abstract print frock and black strappy heels, as she walked hand in hand with the Hollywood agent. 

No hiding now! Former Home and Away actress Pia Miller, 36, (left) went public with her multi-millionaire boyfriend Patrick Whitesell, 54, (right) in Sydney on Sunday, days after making their relationship Instagram official

Pia accessorised with delicate gold jewellery, cat eye sunglasses and a black shoulder bag.

Her brunette locks flowed in the breeze and her makeup was elegant.

The pair looked to be in high spirits as they were led to a water taxi at Double Bay Wharf by a bodyguard.

Curves ahead: Pia looked sensational in an abstract print dress and black strappy heels as she walked hand in hand with her Hollywood agent beau

Curves ahead: Pia looked sensational in an abstract print dress and black strappy heels as she walked hand in hand with her Hollywood agent beau 

Close: Pia cosied up to Patrick as they prepared to board a water taxi

High spirits: The Chilean-born Australian actress looked to have shared a joke with Patrick

Sharing a laugh: The Chilean-born Australian actress appeared to share a joke with Patrick as they prepared to board a water taxi from Double Bay Wharf 

She's got style: Pia accessorised with delicate gold jewellery, cat eye sunglasses and a black shoulder bag

She’s got style: Pia accessorised with delicate gold jewellery, cat eye sunglasses and a black shoulder bag

Patrick beamed for the cameras and cut a dapper figure in a black T-shirt, white trousers, boat shoes and designer sunglasses.

Once inside the water taxi, Pia wrapped her arms around her well-connected beau as they headed to a private event.

Earlier in the day, it appeared the former Home and Away star had introduced Patrick to her family for the first time at a birthday lunch.

Sweet gesture: The former Home and Away star kissed the back of Patrick's neck

Sweet gesture: The former Home and Away star kissed the back of Patrick’s neck 

PDA: The couple could not keep their hands off one another

PDA: The couple could not keep their hands off one another 

Staying close: Pia nestled in close to her well-connected beau

I've got you: Patrick wrapped one arm around his stunning girlfriend

Intimate: Pia appeared to whisper sweet nothing’s into Patrick’s ear 

Protecting her modesty: Pia held onto her dress, perhaps to avoid a wardrobe malfunction, while Patrick seemed to be amused by something

Protecting her modesty: Pia held onto her dress, perhaps to avoid a wardrobe malfunction, while Patrick seemed to be amused by something

Pia took to Instagram Stories at the time, sharing several photos of Patrick bonding with her loved ones at Bondi Icebergs.  

In one picture captioned ‘love you’, Pia sat on Patrick’s lap and gazed adoringly into his eyes.   

Another photo saw Patrick getting on well with Pia’s family members as they all shared a laugh. 

Group affair: Following closely behind was Pia's family and friends

Leggy lady: At one stage, Pia showed off a significant amount of leg

The more the merrier: The couple were joined by Pia’s family and friends on the outing

Beauty: The mother-of-two's brunette locks flowed in the breeze and her makeup was elegant

Beauty: The mother-of-two’s brunette locks flowed in the breeze and her makeup was elegant

Dapper: Patrick wore a black T-shirt, white trousers, boat shoes and designer sunglasses

Dapper: Patrick wore a black T-shirt, white trousers, boat shoes and designer sunglasses 

Physical contact: The pair held hands as they prepared to board the water vessel

Physical contact: The pair held hands as they prepared to board the water vessel 

The sighting comes just days after Pia made her relationship with Patrick Instagram official.   

Pia looked absolutely smitten with Patrick as she debuted their partnership on social media with a loved-up throwback photo.  

The picture was taken during the couple’s romantic trip to Paris in June. 

Embrace: Once inside the water taxi, Pia wrapped her arms around Patrick's upper frame

Embrace: Once inside the water taxi, Pia wrapped her arms around Patrick’s upper frame

All okay? Patrick appeared to be deep in thought at one stage

All okay? Patrick appeared to be deep in thought at one stage 

'Love you': Pia shared a sweet photo of the pair to Instagram Stories while at Bondi Icebergs earlier on in the day

All smiles: Patrick (second left) looked to be getting on well with Pia's loved ones

Meeting the family: Earlier on in the day, Pia brought her new beau to a birthday gathering at Bondi Icebergs. Patrick is pictured on the right with Pia’s loved ones

Online: Just days prior on Tuesday, Pia made her relationship with Patrick Instagram official. She shared a loved-up throwback photo of the pair to her account, taken in Paris in June

Online: Just days prior on Tuesday, Pia made her relationship with Patrick Instagram official. She shared a loved-up throwback photo of the pair to her account, taken in Paris in June

Pia previously shared an image at the time in the city of love on June 21, with the caption: ‘Oh, Paris, Paris… the city of lights – I’m in love.’ 

They are believed to have begun dating in May, following the breakdown of Patrick’s marriage to Lauren Sanchez.   

Lauren is now in a relationship with Amazon boss Jeff Bezos, the world’s richest man.    

Pia and Patrick had kept their romance under wraps for months, despite embarking on a number of holidays around the world this year.  

Sighting: Pia and Patrick are believed to have begun dating in May, and were pictured together in Los Angeles in November (pictured)

Sighting: Pia and Patrick are believed to have begun dating in May, and were pictured together in Los Angeles in November (pictured) 

Case of the ex: Their romance comes after the breakdown of Patrick's marriage to Lauren Sanchez. The former couple are pictured in 2013

Case of the ex: Their romance comes after the breakdown of Patrick’s marriage to Lauren Sanchez. The former couple are pictured in 2013

Read more at DailyMail.co.uk