Qays ibn Sa'd
| Qays ibn Sa'd  قيس بن سعد | |
|---|---|
| Governor of Egypt | |
| In office 657–657 (6 months) | |
| Preceded by | Muhammad ibn Abi Hudhayfa | 
| Succeeded by | Muhammad ibn Abu Bakr then Malik al-Ashtar | 
| Personal details | |
| Born | Medina | 
| Died | 59 AH (678–679 CE) Medina | 
| Parents | 
 | 
| Military service | |
| Battles/wars | 
 | 
Qays ibn Saʿd (Arabic: قيس بن سعد) was a prominent leader of the Rashidun Muslim army who was known for his use of defensive tactics in battles. He was one of the companions (Sahabi) of the Islamic prophet Muhammad and later also sided with Ali ibn Abi Talib.