Since the advent of the award in 1972, only nine men have won NFL Defensive Player of the Year more than once. There have been only four multi-time recipients this millennium. In a harrowing reality for the rest of the NFL, two of them are now set to occupy the same defensive line this season.
Source: [Yahoo Sports](https://sports.yahoo.com/articles/peter-sblendorio-aaron-donald-unretirement-093000944.html)