Kevin James is a famous personality known for his work as Doug Heffernan on The King of Queens. Kevin and Leslie are siblings born as children to their father, Joseph Valentine Knipfing Jr, an insurance agency owner. The sibling duo is loved and known for their immense bond and love for one another. Let’s further learn about Kevin James’ sister.

Who is Kevin James’ sister Leslie Knipfing?

Leslie Knipfing is a famous and wonderful lady known as the sister of American comedian and writers Kevin James and Gary Valentine. Her brothers are well-known faces in Hollywood and have worked in various movies and shows.

However, Leslie couldn’t make it into the industry due to an eye disorder named retinitis pigmentosa. The disease causes visual impairment and loss of vision. After this, Leslie helped her brother raise money for the charity supporting the retinitis pigmentosa disease.

Leslie Knipfing Age
image source: The Famous Data

What is Leslie Knipfing Age?

People are curious to know about Leslie Knipfing Age as she looks so young and elegant. The loving sister of Kevin James came into the world in Bismarck, North Dakota, and her birthdate is November 17, 1974.

Leslie is 11 years younger than Kevin and belongs to Scorpio’s strong and independent moon sign. Leslie Knipfing Age is 47 years, which is shocking as Leslie looks much younger than people of her age and has achieved huge success at such a young age.

Her brother Kevin was born on April 26, 1965, and has reached the age of 58 years old.

Leslie Knipfing Age
image source: The Personage

Why is Kevin James famous?

Kevin James started his career with standup comedy in 1989. After that, he gained name and fame for talk shows such as The Tonight Show with Jay Leno, Late Night with Conan O’Brien, Dennis Miller Live, The Rosie O’Donnell Show, Live with Regis and Kathie Lee, etc. He also worked in various movies such as 50 First Dates, Hitch, Grilled, Monster House, Barnyard, etc.

Kevin is also nominated for various awards such as Primetime Emmy Awards, Teen Choice Awards, Golden Raspberry Awards, etc.

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