Peter I, Count of Urgell
| Peter I | |
|---|---|
| jure uxoris Count of Urgell | |
| Reign | 1229-1231 |
| Predecessor | Aurembiaix |
| Successor | James I |
| Co-Ruler | Aurembiaix |
| Lord of Balearic Islands | |
| Reign | 1236-1258 |
| Born | 23 February 1187 Coimbra, Kingdom of Portugal |
| Died | 2 June 1258 (aged 71) Balearic Islands, Crown of Aragon |
| Burial | Palma de Mallorca, Spain |
| Spouse | Aurembiaix, Countess of Urgell |
| Illegitimate children | Rodrigo de Urgel Fernando Pedro de Urgel |
| House | Portuguese House of Burgundy |
| Father | Sancho I of Portugal |
| Mother | Dulce of Aragon |
Peter I (Portuguese: Pedro, pronounced [ˈpeðɾu]) (23 February 1187 – 2 June 1258) was the second son of King Sancho I of Portugal and his wife Dulce, infanta of Aragon, and would eventually become Count of Urgell and Lord of the Balearic Islands. Most of what is known about him comes from the Tratado da Vida e Martírio dos Cinco Mártires de Marrocos.