ROH 18th Anniversary was a scheduled two-night professional wrestling event produced by American promotion Ring of Honor (ROH) that would have taken place on Friday, March 13 and Saturday March 14, 2020, at the Sam's Town Live in the Las Vegas suburb of Sunrise Manor, Nevada. Friday's show was planned to be a pay-per-view broadcast, while Saturday's show was planned to broadcast live on Honor Club. The event was canceled due to the COVID-19 pandemic.[1]