I've just found this possible relative in Family Search, is anyone else researching the same family?
Charles Ellis Tippett chr. 4 Jun 1775 Sennen, Con, ENG. parents are Samuel and Elizabeth Tippett married Grace HOCKIN 31 May 1800 Saint Just in Penwith, Con, ENG.Had one child that I know of - Elizabeth TIPPETT chr. 9 Oct 1803 Saint Just in Penwith, Con, Eng.