YOU HAVE FOUND ANOTHER HAINER! Albert Hainer had large family including Isaac Hainer b 1792 or earlier d Sep 1859 in Manmouth IA and my g grandfather, John Hainer b 1795, d 1860 in Northfield, Ontario.
Isaac Hainer married Magdalena May and had 12 children
Catherine Hainer b 23 Mar 1822, d 14 Sept 1910 In 1855 Isaac sold out farm in St Catherines and moved to Monmouth, Jackson Co. IA Catherine H. m Philip Foss b 8 Sep 1820 d 28 Aug 1910.
My g grandmother, Nancy May Bowman, was sister of Magdalena May. I don't think there is a birth date. There is one baptism date for at least 6 children.
Would be glad to hear from you.
Charles Hainer