Bertram Fitzgerald Simpson (25 Sep 1883 - 16 July 1971) was a prominent Anglican cleric who served over half a century in the Diocese of London as Suffragan Bishop of Kensington (1932 to 1942) and later as Diocesan Bishop of Southwark (1942 to 1959).
Born on 25 September 1883, Simpson was educated at the University of Durham, where he was President of the Durham Union during Epiphany term of 1906. Ordained in 1908 his first post was at St Anne's, Soho, London. After service during World War I as a Chaplain to the forces, he was vicar at St Peter's, West Harrow, and then Rural Dean of Hackney before elevation to the episcopate: firstly as Bishop of Kensington; and then, after a decade, Southwark, where he served for a further 17 years. After 12 years of retirement he died on 16 July 1971.