Dick Grayson's aerialist older cousin who was named after Dick's father. He and Dick were close and Dick considered him to always know what to say. He died alongside his mother, and paternal aunt and uncle due to a murderous act of vandalism during a performance with Haley's Circus.
- 1 Appearances of John Grayson II (Earth-16)
- 1 Images featuring John Grayson II (Earth-16)
- Quotations by or about John Grayson II (Earth-16)
- Character Gallery: John Grayson II (Earth-16)