Uriarte was born in Santiago on 17 July 1962, she was the only child of a lower middle class family.

After two years and when her son was old enough to be care in the day by her grandmother, she returned to high school in another area, where nobody knew her, hiding the fact that she was a teen mother.

After a difficult time at school facing discrimination as a single and teen mother, Uriarte continued to succeed due to her hard work.

One of the controversies that were debated during her ministry was a proposal to dam rivers to flood land and create hydroelectric power.

[1] She then returned to politics, serving as Minister Secretary General of the Presidency; she stepped down from this post in April 2023 citing health issues.