Life and Education
- Attended Royal Dental Hospital in 1934
- Studied medicine at Charing Cross Hospital Medical School and graduated in 1940
- Became an orthodontist in Middlesex County in 1940
- Joined the Institute of Dental Surgery at the Eastman Dental Hospital as Head of the Orthodontic Department in 1948

Ballard Conversion Tracing
- Described a method for studying jaw relationship in the Antero-Posterior direction in 1951
- Used the axial inclination of incisor teeth to study the relationship
- Removed influence of soft tissues and dental compensation
- Permitted adjustment to the inclination of maxillary and mandibular incisors to their normal value
- Used incisor overjet as an indicator of the relative position of the maxilla to the mandible

Recognition
- Served as President of BSSO in 1957
- Received the Colyer Gold Medal from the Royal Dental Surgeon
- Recognised as a key figure in the history of orthodontics by the British Orthodontic Society

References
- Obituary: Professor Clifford Ballard (1997-07-24)
- Phulari, Basavaraj Subhashchandra. History of Orthodontics (2013-06-30)
- British Orthodontic Society Museum and Archive: History of Orthodontics - Key Figures - Clifford Ballard
- Cobourne, Martyn T.; DiBiase, Andrew T. Handbook of Orthodontics (2015-10-02)
- Naini, Farhad B. Facial Aesthetics: Concepts and Clinical Diagnosis (2011-01-14)