Full Plate Mail +1 might refer to:
- Plate of the Dark +1 – armor that can be found in all games of the series and which is named "Full Plate Mail +1" in the original editions
- Full Plate Armor +1 – armor from Baldur's Gate: Siege of Dragonspear and Baldur's Gate II that is named "Full Plate Mail +1" in the latter, although its description already reads "full plate armor"