Domnall mac Ailpín
| Domnall mac Ailpín | |
|---|---|
| A likely imaginary painting of him by Jacob de Wet II | |
| King of the Picts | |
| Reign | 11 February 858 – 13 April 862 | 
| Predecessor | Kenneth I | 
| Successor | Constantine I | 
| Born | 812 | 
| Died | 13 April 862 Cinnbelachoir?, Rathinveralmond? | 
| Burial | |
| Issue | Giric? | 
| House | Alpin | 
| Father | Alpín mac Echdach | 
Domnall mac Ailpín (Modern Gaelic: Dòmhnall mac Ailpein), anglicised sometimes as Donald MacAlpin and known in most modern regnal lists as Donald I (812 – 13 April 862), was King of the Picts from 858 to 862. He followed his brother Kenneth I to the Pictish throne.