J. Uduch Sengebau Senior (born 1965,[citation needed] Ngerbeched, Koror, Palau[citation needed]) is a Palauan lawyer, judge, and politician who has served as the Vice President of Palau from 2021 to 2025.

[1] She subsequently studied at the University of Hawaiʻi, receiving a Bachelor of Arts and then graduating from the William S. Richardson School of Law with a Juris Doctor degree in 1993.

She returned to work in Palau as a staff attorney of the Micronesian Legal Services Corporation, and also worked as an assistant attorney general, an associate judge of the Land Court and an associate justice pro tem of the appellate division of the Supreme Court of Palau.

[4] In her first term, she introduced a bill mandating maternity leave and banning discrimination against pregnant women, and advocated for gender equality in public office.

[7] She was formerly the Chairperson of the Senate Judiciary & Governmental Affairs Committee, but resigned in July 2017.