Given the possible spellings that this Surname Truan could have;
Peter Harris TREWEN Baptised 31 March 1805, St Just in Roseland
Mother ANN Trewen
base child
(CornwallOPC)
Marriage;
24 May 1813,
St Gerrant, Gerrans
James Josiah EDMONDS to Ann TERWIN, Spinster
Groom as Mariner of Corfe Castle Dorset
(FreeREG)
There is also a 8 July 1819 Marriage for a William CORNISH, 2 entries on FreeREG
Wife Ann is down as TREWYAN and TREWIN
There is also a David MARTIN/Ann TRUAN marriage 1807
1841 Census has living in Veryan;
William COLLLINS, 75, Ag Lab
Elizabeth Collins, 70