Danica McKellar was born on January 3, 1975, in La Jolla, San Diego, California and moved to Los Angeles at the age of 8. 

Her parents got divorced in 1982, and her dad married Molly with whom he produced two sons, Christopher and Connor. 

At the age of 7, she started taken acting classes at the Lee Strasberg Institute and began her acting career at the age of nine 

She started her journey with television commercials 

 She studied Bachelor of Science and graduated with specialization in Mathematics in 1998, at UCLA (University of California at Los Angeles) 

Danica McKellar started her acting career at the age of nine, in 1984, with television commercials for Mountain Dew, Volkswagen and several others 

In 1989, she was seen playing cello in Debbie Gibson music video titled ‘No More Rhyme’. 

After the television series ‘The Wonder Years’ got over, Danica took a break from acting in order to focus on her studies