Kaley Cuoco is an American actress best known for portraying the character of Penny in the hit CBS television series 'The Big Bang Theory'.

Kaley Christine Cuoco was born on November 30, 1985, in Camarillo, California, to Gary Carmine Cuoco and Layne Ann. 

Her father is a realtor and her mother is a homemaker. She is the eldest daughter of her parents and he has a sister named Briana.

She was an athletic and playing tennis since age of 3.  but left the sport at the age of 16 to pursue acting seriously.

As a child actress and model, she was homeschooled in her early years and never attended a regular school. She completed her high school diploma when she was 16 years old.

when Kaley modeled for commercials brands like Barbie dolls. In 1992, at the age of seven, she appeared in the TV movie 'Quicksand: No Escape'.

In 1996 she appeared in the romantic comedy film 'Picture Perfect', starring Jennifer Aniston 

In 2002, she was cast in the major role of Bridget Hennessy in the ABC sitcom '8 Simple Rules', a role she played for three seasons of the show.

Over the years, she has continued to appear in films, such as 'To Be Fat like Me' (2007), 'Killer Movie' (2008), 'The Penthouse' (2010) 

Since her first appearance in 'Quicksand: No Escape',she has received 30 award nominations and has won 8 awards 

Kaley Cuoco has been linked with a number of celebrities in the past years, Thad Luckinbill in 2002 and Canadian actor Kevin Zegers in 2003-04.

She was in a relationship with Jaron Lowenstein between 2005 and 2006, and also dated Al Santos in 2007.

In September 2013, she got engaged to professional tennis player, Ryan Sweeting, and married him in Santa Susana, California on December 31, 2013.

According to celebrity net worth as 2022 Kaley Cuoco net worth is $100 million because of The Big Bang Theory and some solid advertising deals