Fausto Sozzini
![](/Images/godic/202501/12/FaustusSocinus3955.jpg")
![Mausoleum of Faustus Socinus in Luslawice](/Images/godic/202501/12/Mauzoleum_Fausta_Socyna_w_Lusławicach3955.JPG")
![Stained glass at St John's Ashfield, illustrating Jesus' description of himself, "I am the Good Shepherd", from the Gospel of John, chapter 10, verse 11.](/Images/godic/202501/12/StJohnsAshfield_StainedGlass_GoodShepherd_Portrait_cropped3956.jpg")
Fausto Paolo Sozzini, also known as Faustus Socinus or Faust Socyn (Polish) (5 December 1539 – 4 March 1604), was an Italian theologian and founder of the school of Christian thought known as Socinianism and the main theologian of Polish Brethren (a Protestant Polish church).