Name: Gretchen Walstead
Other Names: "The Old Lady"
First Appearance: Batman: Battle for the Cowl: The Network #1 (July 2009): "The Network"
Number of Appearances: 1
Enemy of: Professor Hugo Strange
Defended or Helped by: Oracle
Gretchen Walstead was "ninety-one years old, afflicted with late stage Alzheimers."
She was one of three people abducted by Professor Hugo Strange and used as a pawn in a "game" to challenge the new claimant to the mantle of Batman.