Shields began her career as a model in 1966, at the age of 11 months.
Her first job was for Ivory Soap, shot by Francesco Scavullo.
Shields was a member of the Princeton Triangle Club and the Cap and Gown Club.
Soon after his divorce in 1999, Agassi began a relationship with fellow tennis champion Steffi Graf, and the pair married in 2001.
Shields, now 49, remarried in the same year to TV writer Chris Henchy and they have two daughters, Rowan 10, and Grier, seven.
Later that same year, Shields appeared in controversial print and TV ads for Calvin Klein jeans.
The TV ad included her saying the famous tagline, "You want to know what comes between me and my Calvins?
Her father's family was very social and had Italian and French roots and relations to nobility.
She has one stepbrother, one stepsister and three half-sisters.
And she also, in her youth, went out with gay Wham!
singer George Michael, after her mother Teri helped set them up on a date.
Shields moved into the dorms of Princeton University to pursue her bachelor's degree in French literature, graduating in June 1987.
While attending Princeton, she spoke openly about her sexuality and virginity.
I kept shaking my head as if I had duct tape across my mouth.