Guidobaldo da Montefeltro
| Guidobaldo da Montefeltro | |
|---|---|
| Portrait by Raphael, c. 1507 | |
| Duke of Urbino | |
| 1st Reign | 1482-1502 | 
| Predecessor | Federico III da Montefeltro | 
| Successor | Cesare Borgia | 
| 2nd Reign | 1503–1508 | 
| Predecessor | Cesare Borgia | 
| Successor | Francesco Maria I della Rovere | 
| Born | 25 January 1472 Gubbio, Duchy of Urbino | 
| Died | 10 April 1508 (aged 36) Fossombrone, Duchy of Urbino | 
| Spouse | Elisabetta Gonzaga | 
| House | Montefeltro | 
| Father | Federico III da Montefeltro | 
| Mother | Battista Sforza | 
Guidobaldo (or Guido Ubaldo) da Montefeltro (25 January 1472 – 10 April 1508), also known as Guidobaldo I, was an Italian condottiero and the Duke of Urbino from 1482 to 1508.