Carl Levin.
The difference is that the senior Senator has been in office longer than the junior Senator.
Maryland senior senator is Sen. Barbara Mikulski. Maryland junior senator is Sen. Bejamin Cardin.
Patrick Walsh - Michigan senator - was born in 1892.
Patrick Walsh - Michigan senator - died in 1978.
Each state has 2 senators. The one who has been in office the longest is the senior senator.
He is the senior senator from Arizona.
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.
Yes she is the senior Senator and Susan Collins is the junior Senator.
Carl Levin.
Daniel Inouye.
He is the senior senator from Arizona.
Dianne Feinstein