| Age | 66 (age at death) |
| Birthday | 1020 |
| Died | 1087 |
| Nationality | Italian |
William I (1020 – 12 November 1087), called the Great (le Grand or Tête Hardie, "the Rash"), was Count of Burgundy and Mâcon from 1057 to 1087. He was a son of Renaud I and Alice of Normandy, daughter of Richard II, Duke of Normandy. William was the father of several notable children, including Pope Callixtus II.
