It is customary for the Lord-Lieutenant to appoint a number of cadets drawn from a variety of cadet units within Cambridgeshire. This appointment, which is for one year, is the highest accolade possible during a cadet’s career. The cadets role is to assist the Lord-Lieutenant or her deputies at ceremonial and other events around the County. The cadets for 2024/25 are:
 |  |  |
| Cadet Flight Sergeant Elizabeth Billson – Royal Air Force Air Cadet | Cadet Regimental Sergeant Major Praneel Easwaran – Cambridgeshire Army Cadet Force | Cadet Flight Sergeant Davis Russellcook – Royal Air Force Air Cadet |
 |  | ||
| Cadet Sergeant Major Grace Randall – Cambridgeshire Army Cadet Force | Cadet Sergeant Daniel White – Cambridgeshire Army Cadet Force |