Drest (also Drust and the hypocoristic Drostan) is the name of several Pictish people, including:
- Drest I of the Picts, Drest son of Erp, supposedly contemporary with Saint Patrick
- Drest II of the Picts, Drest Gurthinmoch
- Drest III of the Picts, Drest son of Uudrost
- Drest IV of the Picts, Drest son of Girom
- Drest V of the Picts, Drest son of Munait
- Drest VI of the Picts, Drest son of Dúngal, deposed 672
- Drest VII of the Picts, killed 729
- Drest VIII of the Picts, Drest son of Talorgan, died 787 ?
- Drust IX of the Picts, Drest son of Caustantín, died 836 or 837 ?
- Drest X of the Picts, Drest son of Ferat, fl. 840s
- Saint Drostan, founder of the monastery at Old Deer, fl. early 7th century