AllMovie

The 2021 Knockouts Knockdown was a professional wrestling event produced by Impact Wrestling. It was taped on September 17, 2021, at Skyway Studios in Nashville, Tennessee, and aired on October 9, 2021, on Impact Plus and YouTube. It was the sixth event in the Knockouts Knockdown chronology, the first event to be held since 2017, and the first to be held since the discontinuation of Impact's One Night Only series in 2019.