I Nyoman Adi Wiryatama (; born January 9, 1953) is an Indonesian politician. He was a Regent of Tabanan from 2000 to 2010 and Speaker of the Bali Regional House of Representatives (DPRD) from 2019 to 2024. He is a Member of the House of Representatives (DPR) since 
October 2024 from the Indonesian Democratic Party of Struggle Faction.
He is also served as the Chairman of the Regional Advisory Council (Deperda) of the DPD Indonesian Democratic Party of Struggle (PDI-P) of Bali.
Background.
He is the son of Ni Wayan Suweca who died on October 23, 2022. He is the father of who served as Regent of Tabanan for the 2010–2015 and 2016–2021 term.