Justice Parker
- Alton B. Parker
- Amasa J. Parker
- Charles Wolcott Parker
- Emmett N. Parker
- Frank W. Parker
- Glenn Parker (judge)
- Hubert Parker, Baron Parker of Waddington
- Isaac Parker (Massachusetts judge)
- Jay S. Parker
- Joel Parker (jurist)
- Joel Parker (politician)
- John M. Parker (New York politician)
- Judge Parker (disambiguation)
- Judith Parker
- R. Hunt Parker
- Richard E. Parker
- Richard Parker (judge, born 1729)
- Roger Parker (judge)
- Sarah Parker
- Thomas Parker, 1st Earl of Macclesfield
- Tom Parker (judge)