Green Bay Packers Clifford was selected by the
Green Bay Packers in the fifth round with the 149th pick of the
2023 NFL draft. He signed his rookie contract on May 5, 2023. He made his NFL debut on September 10, 2023, relieving
Jordan Love in the closing minutes of a 38–20 win against the
Chicago Bears; he attempted no passes and rushed the ball once for no gain. He did not see the field again until December 31, when he completed his first NFL pass attempt, a 37–yarder to
Bo Melton, during a 33–10 win against the
Minnesota Vikings. Clifford was released on August 27, 2024, and re-signed to the practice squad. He was elevated to the active roster for Weeks 2 and 3 in September 2024. Clifford was signed by the Packers to the active roster on January 11, 2025. On August 26, 2025, Clifford was released by the Packers as part of final roster cuts.
Cincinnati Bengals On September 16, 2025, Clifford was signed to the
Cincinnati Bengals' practice squad as a result of an injury to Bengals starting quarterback
Joe Burrow. On October 31, Clifford was signed from the practice squad to the active roster as a result of an injury suffered by
Joe Flacco. He was waived on November 24, and re-signed to the practice squad. Clifford signed a reserve/future contract with Cincinnati on January 5, 2026. ==NFL career statistics==