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Kevin James’ Sister Is Leslie Knipfing, Her Biography & Relationship

Kevin James’ Sister Is Leslie Knipfing, Her Biography & Relationship

Facts of Leslie Knipfing

Full Name:Leslie Knipfing
Birth Date:November 17, 1974
Age:49 years
Country:United States
Height: 5 feet 9 inches (1.75m)
Eye ColorLight brown
Hair ColorBlonde
Birth PlaceMineola in New York City
NephewKannon Valentine James
NieceSienna-Marie James, Sistine Sabella James, Shea Joelle James
FatherJoseph Valentine Knipfing Jr.
MotherJanet Knipfing.
SiblingsKevin James, Gary Joseph Knipfing
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Leslie Knipfing is not a show-biz personality however she is searched by the media and the public. Knipfing is famous as the sister of famous American comedians, Kevin James, and Gary Valentine.

Who are the Age of Leslie Knipfing?

Celebrity sister, Leslie Knipfing was born to parents Janet (mother) and Joseph Valentine Knipfing Jr (father) on November 17, 1974, in Bismarck, North Dakota. As of now, she is 48 years old.

She came into the spotlight because of her siblings’ brothers Gary Valentine, and Kevin James. Both of her brothers are popular Hollywood actors. She has three nieces Sienna-Marie James, Shea Joelle James, and Sistine Sabella James.

Also, she has a nephew who is called, Kannon Valentine James. She has American nationality and is of mixed ethnicity (German and Jewish descent). Similarly, she follows the Christianity religion.

Personal Life of Celebrity Sister along with Brother

The celebrity sister, Leslie Knipfing is not a married woman. According to reports, she is currently single and not in any kind of probable relationship. Despite being a celebrity sister very little information on her is available. So without any information, it is hard to determine her personal life.

On the other hand, her brothers Kevin and Gary are both married. He is married to an actress Steffiana de la Cruz. They tied the knot on June 19, 2004, in California at an intimate ceremony in the presence of nearly 180 friends.

Leslie Knipfing
Caption: Leslie Knipfing’s brother Kevin with his family (Photo: Pinimg)

The couple first met on a blind date arranged by his interior decorator. From their marriages, the couple is blessed with four children named Kannon Valentine JamesShea Joelle James, Sienna-Marie JamesSistine Sabella James.

Eye Disease of Leslie Knipfing

During her childhood, Leslie suffered from an eye disease called Retinitis Pigmentosa. It is a rare genetic disorder that causes vision impairment. Also, she wanted to pursue a career as an actress but her disease ruined her dream of becoming an actress.

Knipfing has not been able to pursue her dream due to the disease, she wanted to help other people suffering from the disease.

Where is Leslie Knipfing Today?

Currently, Leslie Knipfing is engaged in several charity works. She along with her brother James work together to raise a donation for many charity events for retinitis pigmentosa. Leslie has engaged herself in charity work. She lives a comfortable life.

What is the height of Leslie Knipfing?

Knipfing stands at a height of 5 feet 9 inches with an average weight. She has light brown eyes color with blond hair color.

Who are Her Brothers?

Leslie’s brothers are both well-known personalities in American TV and movies. Her brother Kevin James is an actor, comedian, screenwriter, voice actor, and producer. He is famous for playing the role of Doug Heffernan on the CBS sitcom The King of Queens.

Besides, he is papular for his roles in movies like Grown Ups (2010), Zookeeper (2011), Here Comes the Boom (2012), and Pixels (2015). Moreover, her brother Gary is famous for his roles in I Now Pronounce You Chuck and Larry, Here Comes The Boom, etc.

Leslie Knipfing
Caption: Knipfing’s Brother-Kevin James (Photo: Medium)

Kevin’s Net Worth as of 2022

Her brother Kevin James has an estimated net worth of around $80 million as of 2022. He is one of the highest-paid standup comedians as he earns more than $12 million from films and $3-$4 million from TV shows on average.

Leslie’s Family was not from Show-Biz Industry

Her mother is a homemaker working in a chiropractor’s office and her father owned an insurance agency. She has two older brothers named Gary Joseph Knipfing and Kevin George Knipfing as her siblings.

Leslie Knipfing
Caption: Knipfing’s Brother, Kevin James and Gary Valentine (Photo: Getty Images)

While both of her brothers pursued a career in acting improvising in comedy and sketches. And she remained at the low life away from the media attention. She suffers from Retinitis Pigmentosa which is a genetic eye disease. It causes visual impairment and loss of vision.

For this reason, she helped her brother Kevin to raise money for charity events for the disease. She hasn’t made any revelations of her plan to act in a movie. As she is often seen with her brothers especially Kevin. The beautiful sister of two famous comedians is at present only actively participating in the cause.

Leslie Knipfing
Caption: Leslie Knipfing with her brother (Source: wikiage)

However, she has not been able to pursue her dream due to the disease. As of now, she is engaged in several charity works. Also, she works to raise a donation for many charity events for retinitis pigmentosa along with her brother James.

Her Brother-Kevin’s Career Summary

  • Her brother Kevin started his career as a fullback on the football team.
  • Afterward, he realized it was not for him and made a life-changing decision to move towards acting.
  • Likewise, he started a stand-up comedian.
  • Later he overshot his first TV job as a presenter and host for the show, “New Candid Camera” in 1991.
  • After meeting his friend and fellow comedian Ray Romano, his career took off to the next level.
  • They had recently got recognition for Star Search (1983).
  • After that, he made a recurring appearance on the TV sitcom “Everybody Loves Raymond”.
  • It was a great hit that he landed a role in its spin-off of his own called “King of Queens”.
Leslie Knipfing
Caption: Leslie Knipfing’s brother Kevin (Source: Gstatic)
  • Moreover, he also appeared in the movie “Hitch” in 2005.
  • Later on, he got his major break in the movie, “I Now Pronounce You Chuck & Larry” in 2007.
  • Two years later, he starred in Adam Sandler’s production called “Paul Blart: Mall Cop.”

FAQs of Leslie Knipfing

Who is Leslie Knipfing?

Knipfing is famous as the sister of famous American comedians, Kevin James, and Gary Valentine.

Where was Leslie Knipfing born?

Knipfing was born to parents Janet (mother) and Joseph Valentine Knipfing Jr (father) on November 17, 1974, in Bismarck, North Dakota.