- Description: Boyfriend and colleague of Hae Min Lee
- Alt. names or misspellings: Donnie, Donny
- Job Title: Technical team member
- Employer: LensCrafters
- Contacted by County Police: Unknown. See details in BCoPD interview list
- Testimony: Trial 1 and Trial 2
- Spoke on podcast(s)? Serial (words spoken by Koenig)
Hae’s boyfriend at the time of her death. They worked together at Owings Mills Lenscrafters. Not related to BCoPD officer with the same name who, also like this Don, shared a name with his father/son.