Founding Titan (Disambiguation)

The Progenitor Titan may refer to:
 * First King - The first of the Reiss family monarchs.
 * Coordinate - The ability to control Titans and the memories of the majority bloodline of the walls, given this title by Hange Zoë due to its initial possession by the First King.
 * Mr. Reiss - A Reiss king who inherited the Progenitor Titan from a previous monarch.
 * Uri Reiss - A Reiss king who inherited the Progenitor Titan from Mr. Reiss.
 * Frieda Reiss - A Reiss queen who inherited the Progenitor Titan from Uri Reiss.