Clark has worked with coach Mark Turgeon for more than a decade.
With faceoff inconsistencies plaguing the Terps, Henningsen has helped stabilize the position.
Kelly is the third finalist in program history.
Edell, who helmed Maryland lacrosse for 18 seasons, was inducted into the US Men’s Lacrosse Hall of Fame in 2004.
Kelly’s brother played for Johns Hopkins, which Maryland faces Saturday.
Maryland’s last first-rounder was Darrius Heyward-Bey.
The award is given to the top players in women’s and men’s lacrosse.
The Terps won 9 of 26 faceoffs against the Buckeyes.
Ohio State upset the previously top-ranked Terps on Sunday.
The Terps will need the midfielder’s versatility against Ohio State this weekend.