Chaesub Lee
| Chaesub Lee | |
|---|---|
| 이재섭 | |
| Director Telecommunication Standardization Bureau (ITU-T) | |
| In office 1 January 2015 – 31 December 2022 | |
| Deputy | Reinhard Scholl | 
| Personal details | |
| Nationality | Korean | 
Chaesub Lee PhD (Korean: 이재섭) is a telecommunication executive who served as the Director of ITU Telecommunication Standardization Bureau, the permanent secretariat of the International Telecommunication Union Telecommunication Standardization Sector (ITU-T) from 2015 until 2022.