Sigeferth or Sigefirth or Sicgga, was the third Bishop of Selsey, consecrated in 733[1] by Archbishop Tatwine, and was still bishop in 747, when he attended the Synod of Clofesho. His date of death was sometime between 747 and 765.[2]
Kelly, S. E. "South Saxons, kings of the (act. 477?772)" Oxford Dictionary of National Biography Oxford University Press, 2004 Online Edition accessed 24 November 2007