He was the junior senator from Illinois.
She is the junior US Senator from Maine.
Debbie Stabenow
Yes she is the senior Senator and Susan Collins is the junior Senator.
Roland Burris is the junior US Senator.
The difference is that the senior Senator has been in office longer than the junior Senator.
As of October 2021, Maryland's senior senator is Ben Cardin and its junior senator is Chris Van Hollen.
Barack Obama served as a junior senator from Illinois from 2005 to 2008.
A junior senator has served in the senate for a shorter time than the other senator from his state; that other senator from his state is a senior senator.
My two Legislative representatives for Florida are senior Senator Bill Nelson and junior Senator George LeMieux.
For the six-year term from 2015 to 2021Mark Warner (D - VA), senior senatorFor the six-year term from 2013 to 2019Tim Kaine (D- VA), junior senator
There are 2 senators from each state each serving 6-year terms. The senator with the longer term in office is known as the "senior" senator while the other is known as the "junior" senator.