Foster: of co. Anglesey, pleb., CHRIST CHURCH matric 19 Oct. 1599, aged 18; BA 7 Feb. 1603/4; MA 30 May 1608; one of these names beneficed in Gloucestershire; See Foster Ind. Eccl.
As there were so many of this name beneficed in adjacent parishes of this area it is difficult to be sure who is who - it is likely that five of the last six entries below may possibly belong not to this Thomas, but to his son