Robert de Sigello (died 1150) was a medieval Bishop of London and Lord Chancellor of England.
Robert was keeper of the king's seal, usually known as Lord Chancellor from 1133 to 1135.
[1] He at one point was a monk at Reading Abbey, where he may have forged charters in favour of the abbey.
[2] Robert was nominated to the see of London by the Empress Matilda[3] and consecrated in 1141, possibly about July.
This article about an English bishop or archbishop is a stub.