Who is Leslie Knipfing? Age, Movies, Net Worth, Relationship

Leslie Knipfing has gained recognition through her connections with American performers, comedians, and a renowned author.

She is widely known as the sister of two prominent actors and writers, Kevin James and Gary Valentine, both of whom have extensive credits in the entertainment industry, spanning films and television shows.

Leslie Knipfing is also recognized for her involvement in charitable events, often co-hosting them with her brothers.

Quick Facts

Full Name:Leslie Kinpfing
Born Date:17 Nov 1974
Age:50 years
Lucky Number:4
Lucky Stone:Garnet
Lucky Color:Purple
Best Match for Marriage:Capricorn, Cancer, Pisces
Height:5 feet 10 inches (1.78m)
Net Worth$1.5 million
Marital Status:single
Eye Colorpale
Hair Colorblonde
Birth PlaceBismarck, North Dakota
FatherJoseph Valentine Knipfing Jr
MotherJanet Knipfing
SiblingsKevin George Kinpfing ,Gary Joseph Kinpfing

Leslie Knipfing Movies

Unlike her two famous brothers, Leslie Knipfing has never appeared in a film. One of her brothers, Kevin George Knipfing, known as Kevin James, has been featured in numerous films as of 2024, including “Hitch,” “I Now Pronounce You Chuck and Larry,” “Grown Ups,” “Zookeeper,” “Here Comes the Boom,” “Paul Blart: Mall Cop” and its sequel, “Pixels,” “Hotel Transylvania,” “Monster House,” and others. Kevin often takes on comic, animated, and voice-over roles in his films.

Her other brother, Gary Joseph Knipfing, also known as Gary Valentine, has collaborated with Kevin in movies such as “Stuck on You,” “Jack and Jill,” “Wrong,” “Paul Blart: Mall Cop,” “Zookeeper,” “Home Team,” “The Dog Who Saved the Holidays,” “The Dog Who Saved the Summer,” and more.

Leslie Knipfing Wikipedia

As of 2024, Leslie Knipfing’s biography has not been included on Wikipedia, although her two famous brothers have their own pages.

Leslie Knipfing Leslie Bibb 

Leslie Knipfing shares a first name similarity with Leslie Bibb, which can sometimes lead to confusion, but they are not related. Unlike Leslie Bibb, who is an American actress and model, Knipfing has appeared in several films alongside her brother, Kevin James.

Kevin’s birth name is Kevin George Knipfing, though he is commonly known by his stage name. Leslie Bibb collaborated with Kevin James on the film “Zookeeper,” which was released in theaters worldwide in 2011.

Leslie Knipfing Iron Man

Unlike her brother Kevin, Leslie Knipfing is not an American actress. While Leslie Knipfing is not an actress, Leslie Bibb is. Leslie Bibb is known for her roles in the Marvel Cinematic Universe, having appeared in the initial film, Iron Man, in 2008, as well as its sequels Iron Man 2 in 2010 and 2021.

Additionally, she has appeared in the Marvel Cinematic Universe’s television series What If…?, which is an animated series with a unique concept.

Leslie Knipfing Net worth

As of January 2024, Leslie Knipfing has a net worth of $1.5 million, solidifying her status as the renowned sister of two comedians and the sibling of a writer.

Leslie Knipfing;King of Queens,

Leslie Knipfing’s brother is best known for his role as Doug Heffernan on the popular CBS comedy series “The King of Queens,” which aired from 1998 to 2007. Additionally, in 2006, her brother was nominated for a Primetime Emmy Award for Outstanding Lead Actor in a Comedy Series for his performance on “The King of Queens.”


  • Leslie’s father was a German-American entrepreneur in the insurance industry.
  • The Knipfing family consists of only one daughter and one sibling, Leslie.
  • Kevin, Leslie’s brother, has received nominations for several awards.
  • Leslie is of American descent and has a white ethnic background.
  • According to her horoscope, Leslie is a Scorpio.


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