Brown is the Big Ten Defensive Player of the Week, while Singleton takes home Freshman of the Week.
Cam Sullivan-Brown scored his first career touchdown in a 20-3 win for UMass on Saturday.
Dotson caught the game-winning touchdown pass in the Commanders' 28-22 victory.
Former Penn State cornerback Zech McPhearson was named NFC Special Teams Player of the Week, too.
Saquon Barkley's dominant performance stood out among Nittany Lions in the NFL during week one of the NFL season.
This is the third time Clifford has received the honor during his Penn State career.