The congresswoman predicts baby Tennessee has big things in his future: “He’s got a great name to carry. Our state is home to great leaders and he will no doubt be one of them. I'm looking forward to Reese bringing Tennessee home to his namesake!"

Rep. Stephen FincherStephen FincherRep. Fincher to retire Export-Import Bank takes step toward renewal Transportation deal includes Ex-Im renewal MORE (R-Tenn.) echoed Blackburn’s statements about Witherspoon’s bundle of joy in an email to ITK, writing, “I’m confident Tennessee will grow up to have the courage of Davey Crockett, talents of Elvis Presley and statesmanship of Howard Baker.”

The “Legally Blonde” star, who’s a descendant of John Witherspoon — one of the signers of the Declaration of Independence — generally stays mum when it comes to politics. The entertainer has donated thousands of dollars to Sen. Kirsten GillibrandKirsten Elizabeth GillibrandOvernight Defense: Senate passes 0B defense bill | 3,000 US troops heading to Afghanistan | Two more Navy officials fired over ship collisions Overnight Cybersecurity: Equifax hit by earlier hack | What to know about Kaspersky controversy | Officials review EU-US privacy pact Senate passes 0B defense bill MORE (D-N.Y.) over the years, according to the Center for Responsive Politics website.

—Grace Mahan contributed to this report.