Lee led the Southern troops. Meade led the North.
Meade
MEADE
The leader was Abraham Lincoln.
General Robert E. Lee was in command of the Confederate army at Gettysburg.
Meade
Robert E. Lee
Robert E. Lee
Lee for the South, Meade for the North
Meade
If you're referring to the President of the Confederacy while the Battle of Gettysburg was taking place, then it was Jefferson Davis.
George G. Meade
General George Meade