Pamela Gidley was born on July 11, 1965, in Methuen, Massachusetts, and raised in Nashua, New Hampshire. Pamela was the only girl among four older brothers. After high school, she moved to New York and was discovered by a modeling agent while walking down a Manhattan street and soon afterward she won the Wilhemina Modeling Agency's "Most Beautiful Girl In The World" contest on March 12, 1985 in Sydney, Australia.

As her modeling career took off, she studied acting at the New York Academy of Dramatic Arts under Stella Adler and eventually moved to Los Angeles to pursue an acting career.