Sigebert of Gembloux, French monk, historian, and author (b. 1030)
Sigebert of Gembloux (Sigebertus Gemblacensis; c. 1030 – 5 October 1112) was a medieval author, known mainly as a pro-Imperial historian of a universal chronicle, opposed to the expansive papacy of Gregory VII and Pascal II. Early in his life he became a monk in the Benedictine abbey of Gembloux.