Maria Soledad Alvear Valenzuela is a Chilean lawyer and politician. She served as a senator from 2006 to 2014 and was the first woman to be elected as president of the Christian Democratic Party, serving in this capacity from 2006 to 2008. As a senator, she promoted several initiatives addressing diverse issues, including public health, human rights, and workers’ rights. Alvear served as minister of foreign affairs under the Lagos administration from 2000 to 2005, as well as minister of justice under the Frei administration from 1994 to 1999. She was minister of women’s affairs under the Aylwin administration, a new ministry created to deal with discrimination against women in Chilean society. She holds a law degree from the University of Chile School of Law.