I have a great great great great grandfather who came yo the U.S.in1763 and died in 1793. his name was daun then changed to Dayan. his son was DR.John Dayan. he had sons that was Quiet famous/. John ferdindand dayan rev. and charles dayan in the ny congresss and judge and lawyer. he came to amsterdam N.Y. I cannot find out who he is . Fe came from Austria and i believe was one of the count Leopold Von Daun. field marshall in the 7 yr. war. if any one can help please contact me. I also have a family tree on ancestry. the Dayan faamily tree.
thanks .Mary Dayan Briggs.