Bengals last NFL playoff win was in 1991. 31 years. We know.
The last time the Bengals won a playoff game
Area Bengals fans confident about team's chances of playoff victory
Cincinnati Bengals vs. Raiders: Looking back at their 1991 playoff
Bengals win first playoff game since 1991, eliminate Raiders
A playoff drought will stop in Cincy
Before futility: An oral history of the Bengals' '90 season and
ESPN - After 31 long years … The Cincinnati Bengals' wait is OVER
Washington now tied for longest streak without championship game
AFC championship game: Cincinnati Bengals 27-24 Kansas City Chiefs
Bengals Defeat Raiders for First Playoff Win Since 1991 – NBC Boston
What was going on in 1991, the last time the Bengals won a playoff