William Francis Hagerty IV is an American politician, businessman, and diplomat serving as the junior United States senator from Tennessee since 2021. A member of the Republican Party, he served as the 30th United States ambassador to Japan from 2017 to 2019 under President Donald Trump.

100 votes
13 days until Election Day
Tuesday, November 3, 2026 — every House seat and about a third of the Senate are on the ballot.
Born
1959-08-14, Nashville
Education
Vanderbilt University Law School, Vanderbilt University, Madisonville North Hopkins High School
Prior Occupations
politician, businessperson, diplomat
Positions Held
United States Ambassador to Japan, United States senator
Country
United States
Chamber
Senate
Party
Republican
State
Tennessee
Status
Current member
In office since
2021
What this person's job actually involves