On two occasions two quarterbacks achieved a perfect passer rating on the same day. On October 28, 1978, Steve Grogan of the New England Patriots and Brian Sipe of the Cleveland Browns both achieved the perfect passer rating of 158.3. Steve Grogan threw 15 of 19 for 281 yards and 4 touchdowns and Brian Sipe threw 12 of 15 for 217 yards and 3 touchdowns. On September 8th, 2019, Lamar Jackson of the Baltimore Ravens and Dak Prescott of the Dallas Cowboys both achieved the perfect passer rating.