Henry PRENDERGAST 1813-1867 married Mary COSTELLO 1815-1902 in Tuam in 1832. They emigrated to Australia with their 7 living children in 1854. They have hundreds of descendants!
Henry's parents were Henry Prendergast born about 1775 and Maria CUFFE born about 1776, both most likely in Galway. Henry was said to have three siblings - Honoria/Honarion, Mary and Patrick. No birth details can be found.
it is thought Mary COSTELLO's parents were John Costello and Mary O'BRIEN b. about 1801.