It is likely a prior marriage, since middle names were usually Catholic saints' names, like Mary, Catherine, etc. FORD is old Irish, and FORDE is more English, likely emigrated from England. If yours has no -E it is likely the "more Irish" FORD with deeper roots. Mine emigrated from Co Mayo (formerly part was in Co Sligo), so you may want to look at Parishes in those counties. The nw of Ireland was hit particularly hard by TB & Famine...my ancestors left abt 1834.