Donald Mackay | |
|---|---|
| Born | 31 December 1780 |
| Died | 26 March 1850 (aged 69) |
| Allegiance |  United Kingdom |
| Service/ |  Royal Navy |
| Years of service | 1792–1850 |
| Rank | Admiral |
| Commands | HMS Volage HMS Malacca HMS Minden Queenstown |
| Battles/wars | French Revolutionary Wars |
Vice Admiral Donald Hugh Mackay (31 December 1780 – 26 March 1850) was a Royal Navy officer who became Commander-in-Chief, Queenstown.