Costeen Hatzi Wiki, Age, Boyfriend, Net Worth, Height, Parents & More

Costeen Hatzi

Wiki | Bio

Real NameCosteen Hatzi.
Famous as Nick Kyrgios' girlfriend.
Age22 years old.
Birth DateMay 16, 2000.
Birth PlaceAustralia.
Nationality Australian.
ParentsFather: Terry Kallis.
Mother: Mary Hatzi.
SiblingsBrother: George Hatzi.
Follow on
Love Life
Marital StatusUnmarried.
BoyfriendNick Kyrgios.
Body Measurements
WeightPounds: 106.4 lbs.
Kg: 48.3.
HeightIn feet: 5' 4.25".
In meters: 1.63 m.
In centimeters: 163 cm.
CollegeAustralian Catholic University (Bachelor of Psychological Science.)
Social Media Influencer.
Net worth$351k.

Nick Kyrgios with his Girlfriend Costeen Hatzi

Nick Kyrgios Girlfriend Costeen Hatzi Biography

Costeen Hatzi (born on May 16, 2000) is a 22-years-old social media influencer who has been gaining fame because of her romantic relationship with Australian tennis player Nick Kyrgios. Hatzi has a degree in psychological science from a reputed university and currently runs her own business. She also represents clothing brands like Dior and Aritzia through her IG handle.

In July 2022, Nick revealed in an interview after a fantastic win that he spends hours on his mobile phone with his girlfriend when he is not practicing tennis. He described his lover as the best girlfriend in the world. On the other hand, Costeen always tries to be present in the stands cheering her boyfriend during different tournaments.


Costeen Hatzi with her mother on Graduation Day

Early Life

On May 16, 2000, Costeen Hatzi (age 22) was born to her parents in Australia. It is believed that Costeen belongs to a wealthy family. Her father, Terry Kallis, is a businessman, while her mother, Mary Hatzi, is a homemaker. She also has a younger sibling who is currently studying in a school. Be it Costeen’s parents or her brother Kyrgios has a good connection with everyone.

If sources are to be believed, Hatzi was good in studies since childhood and always got good marks. In 2018, she completed her graduation from a local school, after which she went to the Australian Catholic University. Costeen completed her Bachelor’s degree from ACU on March 17, 2021, in Psychological Science and shared her graduation day pictures on Instagram.


Costeen Hatzi height is 5 feet 4.25


After completing college, Nick Kyrgios’s girlfriend Costeen Hatzi decided to become an Instagram Influencer and started posting glamorous pictures on her IG handle. Gradually the number of her followers began increasing, but her fan count saw a big jump when she started appearing with Nick. At present, about 94 thousand people follow this Australian beauty on Instagram.

Many big brands now started working with her, some of which are Gucci, Dior, LV, BaliBody, and Bottega Veneta. Cost also has its own company, Casa Amor Interiors, which sells home decor items like Candles, Wavy Mirrors, Vases, Photo Frames, etc. Both these ventures enable Hatzi to earn handsomely and afford her luxurious lifestyle.


Nick Kyrgios girlfriend Costeen Hatzi

Who is Costeen Hatzi’s Boyfriend?

It has been a long since Costeen has been dating the tennis superstar Nick Kyrgios. They love each other very much, and their closeness gets reflected in the fact that Hatzi tries to be on Nick’s side during all his tournaments.

Not many people know that she cannot view during the night, and it is hard for her to see distant objects, so she wears glasses when she accompanies Nick to his matches.

They love to visit new places, and spending time on beaches is their favorite. The place they have been to as of now includes Los Angeles, Germany, and Spanish Island Mallorca.


Nick Kyrgios with Costeen Hatzi's mother and brother

Costeen Hatzi Q&A

Ques: Who is Nick Kyrgios’ girlfriend?

Ans: Costeen Hatzi.

Ques: How old is Costeen Hatzi?

Ans: The pretty girl is only 22.

Ques: When was Costeen Hatzi born?

Ans: May 16, 2000.

Ques: Which is Costeen Hatzi’s Instagram account?

Ans: @costeenhatzi.

Ques: Who are Costeen Hatzi’s parents?

Ans: Mary Hatzi (mother) and Terry Kallis (father).

Ques: How many siblings does Costeen Hatzi have?

Ans: A brother named George Hatzi.