Sorry! I mislead myself and you. On my website I have a note - a William Tudgay m Sarah Hooper, 24 Jun 1819, at St John's Frome (web link to source) but this seems a different William; see Frome families.
On
http://homepage.ntlworld.com/brian.taylor19/files/miscfamili...He appears as "son of John & Rosanna" baptised in Frome (the web link I found no longer works).