Viesturs Kleinbergs (born March 14, 1978) is a Latvian politician and social worker currently serving as the chairman of the Riga city council.
Kleinbergs was born in Riga, on the Latvian SSR in 1978. He attended the University of Latvia and graduated in 2003 with a Bachelor's Degree of social science in political science. Since 2006, he has been a member of the Latvian Samaritan Union.
Kleinbergs first began working in the political field in 2006 as the head of the office of the Minister for Children, Family, and Social Integration with "Latviaôs First" political party. In 2010, he became an assistant to member of the Saeima . In 2012, Kleinbergs became a member of the GKR party.
In 2020, he was elected to the Riga city Council as part of the common electoral list of the AP!/PRO political parties. In 2024 the PRO party announced that Kleinbergs would be a candidate for the position of Chairman of the Riga city council during the . In 2025, he was re-elected to the city council after the PRO won the most seats in the council (11), and in June of that year he was elected as Chairman of the council, becoming the 13th Mayor of Riga since Latvia's 1990 independence and succeding Vilnis öirsis.