Princess Eugenie is the daughter of Prince Andrew and Sarah Ferguson, both 58.
As a granddaughter of the Queen, her love life was closely watched by the public.
It was unveiled in January that she would marry her eight-year-old Jack Brooksbank, 32, an ambassador of beverages.
They appeared in an engagement interview with the BBC at the time. What does a body language expert say about the couple?
Judi James has exclusively told Express.co.uk that the couple seems very much in love, with "sexy" Eugenie leading "shy" Jack.
The husband-to-friend was very happy to announce his engagement with Eugenie.
Judi said: "Eugenie and Jack almost openly almost non-stop smiled through their interview, and many of the smiles seemed impossible to suppress, often a symptom of the rather shy early stages of love.
" Especially Jack wore kind of rounded and raised cheeks that radiated real happiness and sometimes his cheeks even turned pink to show embarrassment. "
Eugenie seemed more self-assured for the cameras, according to the body language expert.
She said: "Eugenie's rather husky, sexy voice and her more confident body language suggest that she will be the more powerful partner, although she used different lowering signals to make her fiancée feel more dominant, like tilting her head. to his chest, touching her own hand on her chest in a gesture of restraint and even bending her knees as she laughed or spoke to self-reduction.
"The pair used pinging eye contact as they spoke as if they were checking each statement with each other and Eugenie smiled often and nodded in agreement to flatter Jack as he spoke."
Jack seems slightly different than Andrew and Prince Harry is a number respects, according to Judi.
"Eugenie and Ja The body language of ck shows a younger couple who is rather sweetly in love, especially Jack who misses the signals of alpha-machismo that Andrew and Harry learned in the armed forces.
" Jack stood square opposite the interviewer with his arms rather self-consciously right on his side and the biggest PDA of this interview was the merged hands with manipulated fingers that showed mutual levels of love and reassurance. "
Princess Eugenie's bridesmaids will include the daughter of a pop star
Angels singer Robbie will certainly be pleased that his daughter Theordora Rose, five, has been chosen, according to sources
Robbie and his wife Ayda Field are considered friends with the bride.
How will the royal role of Princess Eugenie change when she marries Jack Brooksbank?
It has also been reported that Jack will not receive a title at his marriage with Eugenie.
Princess Eugenie: Five Facts n about Prince Andrew and Sarah Ferguson & # 39; s youngest daughter
Her full title is Princess Eugenie Victoria Helena of York. She is the sixth grandchild of the queen and is currently ninth in the row of succession.
Eugenie started her education at Winkfield Montessori before going to Upton House School and Coworth Park School.
She then attended St. George's at School in Windsor before completing her A-levels in Art, English Literature, and Art History at Marlborough College.
To undertake her Bachelor's degree in English Literature, History of Art and Politics, Eugenie attended the University of Newcastle.
19659022] In 2013 Eugenie moved to New York City to work for online auction firm Paddle8 as charity auctions manager.
She returned to London in 2015 to work for Hauser & Wirth art gallery as an associate director, and was promoted to become a director in 2017.
Princess Eugenie joined Instagram in March this year came into service, the first monarch who officially does this. Other members of the royal family have bills led through the palaces.
She has 281,000 followers, but only follows 19 accounts, including close friend Ellie Goulding, her mother, and Queen Rania of Jordan.
Celebrity Friends  Eugenie mixes strictly in a list circle and befriends celebrities and the cream of British society.
Close friends are Cressida Bonas and Chelsy Davy, both former flames of Prince Harry.
Ellie Goulding, Cara Delevinge, Jack Whitehall, Jimmy Carr and James Blunt are also known as friendly to the princess.