At the age of 29, Mayor Ma. Laarni "Lani" Lopez Cayetano is among the youngest local chief executives of a highly urbanized city in the Philippines, and the first female Mayor of Taguig City in 2010. She was 25 years old when she became the first female representative of the first district of Taguig-Pateros in Congress. She also became the youngest elected President of Zonta Club of Pateros and Taguig from 2008 to 2010. Mayor Lani was 22 when she established the Progressive Ladies' League of the Philippines, an organization that promotes women's rights and welfare. Starting with 1,300 members, PLLP now has more than 16,000 members. At the age of 23, she put up the Angat Lahat Multi-Purpose Cooperative to help people find an alternative source of income through various livelihood undertakings. Mayor Lani finished a special course in Innovative and Developmental Local Governance and Policy Making for Local Chief Executives and Legislators at the University of the Philippines in Diliman, and a Bachelor of Arts degree in Mass Communication from Centro Escolar University. For her notable achievements as a young leader, Mayor Lani was cited as One of the Most Distinguished Alumna of Centro Escolar University in 2008. In 2009, she earned the United Nations Associations of the Philippines recognition for her accomplishments in Politics and Government Service. She also received distinctions from other groups, including a commendation from her fellow members of Congress. In March 2017, Cayetano was appointed by President Rodrigo Duterte to the Legislative-Executive Development Advisory Council as Representative for Local Government Units. She used this opportunity to promote the ideals of the President. In October 2018, Lani filed her Certificate of Candidacy to become a representative of Taguig's 2nd District. On May 14, 2019, she was elected as Congresswoman of Taguig's 2nd District after defeating Che-Che Gonzales. Her brother-in-law, Lino Cayetano also elected as Taguig City's mayor after defeating incumbent congressman Arnel Cerafica. Her husband Alan Peter Cayetano was also elected as Congressman of Taguig-Pateros 1st District after defeating Arnel's brother, Allan Cerafica.
