Looking for Costains from PEI who moved to NB. WILLIAM COSTAIN (1828) married HANNAH WORTMAN in 1872 and later moved to PEI. THOMAS COSTAIN married MARY COSTAIN (c1826), possibly the daughter of JAMES COSTIN & SUSANNA MOORE of Baie Verte. ROBERT COSTAIN (1826) was born in NB, the son of JOHN COSTAIN (c1799) and ISABELLA LEARD of PEI.