"I don't think Chelsea is one of those people, that she has ever wanted to be the center of attention," said Hollywood film director Harry Thomason, who is a close friend to the Clintons. "We can all see that over the following years, she had plenty of chances to be the center of attention in the White House and in her college years, and she's just always chosen not to. I think that speaks well of the people who raised her."
In 2008, she broke her code of silence and hit the campaign trail with her mother, speaking at events and college campuses all over the country.
She spent hours arguing passionately for her mother, speaking of the senator in the way only a daughter could.
Although Hillary Clinton failed in her bid for the presidency, supporters came away impressed with Chelsea, asking her again and again if she would ever consider a career in politics. She has insisted that she would not.
Lindsay Goldwert and ABC News' Jake Tapper and Brian Ross contributed to this report.