Just found your search request. My wife's family from Ballygarry, Ballymena, Broughshane area of Antrim starting i about 1850. William Knowles, son of Robert Knowles married Martha Blackley/Bleackley/ Blockley ,daughter of David and Nancy in in Dumrankin , Ahoghill, in 1865, and had 10 children.
Only 4-5 immigrated to USA and settled in New York upstate.
Great grandfather was a weaver, and eventually operated a scrutcher. We don't have much info but will share.