A. Tsang
A. Tsang was a Starfleet officer in the 23rd century. 

Tsang was listed as a Tactical Ops officer on the dedication plaque of the . (, dedication plaque)

Tsang was listed as a Science Ops officer on the dedication plaques of the . (; )

de: A. Tsang
Individuals
USS Discovery dedication plaque personnel
USS Enterprise (NCC-1701) dedication plaque personnel