Kourtney Kellar

Celebrity’s Wife and Model

Kourtney Kellar
Girlfriend of Isaiah Hartenstein Source: Instagram

Kourtney Kellar, the wife of Isaiah Hartenstein, is a model who was crowned Miss Texas International in 2017. Likewise, Kellar has also worked as a commercial model for a number of well-known brands.

Kourtney Kellar | Early Life, Family, Education

American Instagram model Kourtney Kellar was born on March 8, 1991, in Texas. Kellar was conceived by her mother, Michele Kellar; her father’s identity has not yet been made public.

Kourtney also has siblings named Michael Yancey, Ashley Westfall, Ronald Gubrud, and Lana Marker. Moreover, Kellar only has one other half-brother, Jared Crowe, other than that.

Likewise, Kellar completed her secondary education in her hometown before transferring to Henderson State University to pursue her degree.

Kellar also obtained his Bachelor of Science in Athletic Training. She was a cheerleader while still in school.


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A post shared by K O U R T N E Y (@kourtney_kellar)

Soon after her college graduation, she started modeling.

Kourtney Kellar | Age, Height & Weight

In addition, Kourtney Kellar is a model who is currently 31 years old. Moreover, the Kellar sun sign is Pisces.

Since March Pisceans have a strong feeling of empathy for other people, they frequently overcompensate when dealing with their troubles. This perfectly captures Kourtney’s personality.

Likewise, She also claims to be an ethnic White American and was born in Texas. Moreover. Kellar is a Christian as well.

Additionally, Kellar is also 5′ 6″ and weighs approximately 54 kg (119 pounds). Her beautiful gray eyes and gorgeous blonde hair make her stand out.

Kellar loves working out to maintain her slim figure.

Diet Plan

Kourtney Kellar keeps a lean shape by working out frequently and eating well.

For her diet plan, she often eats bland breakfast items like low-fat milk or fruit juice and sandwiches.

For lunch, she typically has a salad and some raw vegetables. She enjoys having coffee or juice with some almonds and dried fruit as a snack.


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A post shared by K O U R T N E Y (@kourtney_kellar)

She has supper, which is normally a salad and maybe dessert, to end the day.

Kourtney gets up early to practice yoga and stretches before going to the gym. She also goes for a 30-minute morning walk.

Kellar practices pilates daily to build muscle and stamina. She engages in pushups, pullups, crunches, and squats as part of her routine job.

Kourtney Kellar | Personal Life and Relationships

Since she is now seeing an NBA basketball player, Kourtney Kellar is not single. Chase Bryant, a well-known American singer, and lyricist was one of the guys she dated before him.

Isaiah Hartenstein, a highly gorgeous German basketball player, and Kellar are currently dating.

Chase Bryant and Kourtney were romantically involved for a long time; in fact, they became engaged in 2017 before calling it quits.

Kellar and Isaiah Hartenstein started dating in 2019 and have been together and in love ever since.


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A post shared by K O U R T N E Y (@kourtney_kellar)

Kourtney began dating Hartenstein after that, and she routinely posts videos of the two of them together on their TikTok account. We can’t help but adore this sweet couple.

Short Info on Isaiah Hartenstein

Isaiah Hartenstein is a well-known German-American basketball player. He is now a center with the New York Knicks of the National Basketball Association (NBA).

Likewise, Hartenstein has been playing professionally since 2015. He began his career with the Artland Dragons before moving on to the Houston Rockets, Denver Nuggets, Cleveland Cavaliers, Los Angeles Clippers, and other organizations.

He signed a two-year, $16 million contract with the Knicks on July 12, 2022. This contract also includes a $16 million guarantee and an annual average compensation of $8 million.

Kourtney Kellar | Career

As soon as Kourtney Keller graduated from college, she began her modeling career. As she started taking part in various fashion events, Keller’s renown and sense of self-worth began to grow.

After taking home the prestigious Miss Texas crown in 2017, Kourtney was given access to a modeling career.

Following the competition, Kourtney started getting several modeling offers, including ones for bikini photoshoots. Kellar eventually began bikini modeling, which helped her career.

After some time, Kourtney got her chance when Select Model Management hired her. After that, Keller started to get several invitations to events like bikini fashion shows.


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A post shared by K O U R T N E Y (@kourtney_kellar)

In 2021, Kourtney also took part in the immensely popular Miami Swim Week. As the face of several opulent periodicals, like Voxel, Maxim, Cigar Snobs, Fashion Stars, and others, Keller started to emerge.

Kourtney Kellar gained more public exposure when she acted as the ring girl in the fight between Jake Paul and Tyron Woodley in 2021.

Kourtney continues to showcase her design sense on several fashion shows as of 2022.

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Kourtney Kellar | Net Worth and Salary

Kourtney Kellar’s net worth is thought to range from $1 million to $5 million. Her main line of work as a model contributed to her net worth. However, the annual salary is not known yet.

Social Media Presence


Logan Paul and Kourtney Kellar, are they dating?

Logan Paul and Kourtney Kellar are not a couple. Isaiah Hartenstein, an NBA player from Germany, is her fiancé.

Many people started shipping Kourtney Kellar and Logan Paul together after their flirting video went viral and many people saw her as the new love interest of Logan Paul.

Unfortunately, the relationship did not work out because Kourtney was already seeing NBA player Isaiah.

What is Kellar’s height?

5 ft 6 in (167 cm)

What is Kellar’s weight?

54 kg (119 lbs)

What is Kourtney’s net worth?

$1 to $5 million

Quick Facts

Full Name Kourtney Kellar
Nick Name Keller, NBA girlfriend
Date of Birth March 8, 1991
Age 31 years old
Birth Place Texas, USA
Nationality American
Ethnicity White
Zodiac Sign Pisces
Mother’s Name Michelle Kellar
Father’s Name Michael Kellar
Sibling Michael Yancey, Ashley Westfall, Ronald Gubrud, and Lana Marker.
Height 5 ft 6 in (167 cm)
Weight 54 kg (119 lbs)
Body Measurement 34-28-36
Hair Color Blonde
Eye Color Grey
Sexual Orientation Straight
Shoe Size 7.5
College/University Henderson State University
Educational Qualification Graduated
Profession Model
Title Miss Texas International 2017
Boyfriend Isaiah Hartenstein
Marital Status Engaged
Children None
Net Worth $1 to $5 million
Social Media Instagram, Facebook, Youtube, Linkedin

Written by LIsa Boothe

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