Current U.S. Senators for the state of Wisconsin:
Wisconsin was admitted to the Union on May 29, 1848. Its current U.S. senators are Republican Ron Johnson (since 2011, re-elected in 2016) and Democrat Tammy Baldwin (since 2013, re-elected in 2018), making it one of nine states to have a split United States Senate delegation.
Source: Wikipedia
https://en.wikipedia.org/wiki/ListofUnitedStatessenatorsfromWisconsin