The Peter I of Aragon reference article from the English Wikipedia on 24-Apr-2004
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Peter I of Aragon

Peter I of Aragon (circa 1068-1104) was king of Aragon and Navarre from 1094 to 1104. He was the son of Sancho I of Aragon (a.k.a Sancho V of Navarre, a.k.a Sancho Ramirez) and Felicia of Urgell, and he succeeded his father Sancho in 1094.

He conquered Huesca in 1096.

Preceded by:
Sancho I of Aragon
List of Aragonese monarchs Followed by:
Alfonso I of Aragon