Johnson is reportedly set to join Tommy Stevens in New Orleans, per NFL.com's Tom Pelissero.
Gonzalez announced on Twitter that he's set to join the Arizona Cardinals.
The Nittany Lions tied Nebraska for the seventh-most NFL Draft picks of all-time.
Stevens, who spent the final season of his college career at Mississippi State, is the newest member of the New Orleans Saints.
John Reid will play for Bill O'Brien with the Texans, a coach who helped recruit him to Penn State.
The defensive tackle heard his name called by the Colts in the sixth round.