Lawn returns to her home state after notching eight goals in two seasons with the Cardinals.
Carly Hynd, Hope Rose, Paige Kieft and Kylee Niswonger will suit up for the Terps next fall.
The Terps' four freshmen — Logan Anderson, Anna Castaldo, Anoushka Chiswell and Rayne Wright — all live together.
“One of our biggest [strengths] is being comfortable with the unknown," defender Riley Donnelly said.
The season is still due to start in early September despite the schedule change.
Missy Meharg's squad will welcome two top-10 players as part of the class.
The Terps didn't reach the national title game for the first time since 2016.
“She did her time as a redshirt. She’s now got the groove, and she knows what it takes.”