Hi Donald,
All of the Haoflidh/Hoeflich/ Haifley, Haifleigh, are all related, down the line. waiting for my daughter to bring me the sheets I gave her on the decendants on 8 genereations. Joh-Peter Hoflich Haifley, had 11 children, 10th son was John, born abt. 1835. There are a few John's but I will keep you posted One of John Haifley's brother, Hezekiah, is my great grandfather.
I will talk to you soon. Thanks