Maria Laarni "Lani" Lopez Cayetano (born Maria Laarni Clariño Lopez; December 11, 1981) is a Filipina politician who is the current Mayor of Taguig from 2010 to 2019 and again since 2022. She previously served as the Representative of the 1st district of Taguig-Pateros from 2007 to 2010 and again, this time of the 2nd district, from 2019 to 2022. She is the wife of former House Speaker and Senator Alan Peter Cayetano. Early life Cayetano completed a special course in Innovative and Developmental Local Governance and Policy Making for Local Chief Executives and Legislators at the University of the Philippines Diliman and a Bachelor of Arts degree in Mass Communication from Centro Escolar University. Political career Cayetano was 22 when she established the Progressive Ladies' League of the Philippines (PLLP), 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. She was 25 years old when she became the first female representative of Taguig-Pateros and the first of its new 1st congressional district in Congress in 2007. She succeeded her husband Alan Peter Cayetano. She also became the youngest elected President of Zonta Club of Pateros and Taguig from 2008 to 2010. For her notable achievements as a young leader, she 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. At the age of 28, Cayetano was elected as the first female Mayor of Taguig in 2010 and is among the youngest local chief executives of a highly urbanized city in the Philippines. She won in a tight race against former Supreme Court Associate Justice Dante Tiñga with a slim margin of 2,420 votes. As a result, Tiñga filed an electoral protest that would eventually be dismissed. She was reelected in 2013 and in 2016. In March 2017, Cayetano was appointed by President Rodrigo Duterte to the Legislative-Executive Development Advisory Council (LEDAC) as Representative for Local Government Units. She used this opportunity to promote the ideals of the President. In October 2018,