My grandfather Parley Birch Jr. was born 28 Feb. 1931 in St. Anthony, Fremont, Idaho to Parley White Birch and Elnora Cooper. Some of Parley Birch Jr's ancestors came from England in the 1600's others came in the 1850's.
Surnames in this site:
Allard, Beardsley, Beck, Bennet, Birch, Cooper, Craddock, Chetham, Copley, Dayton, Deighton,Duffield, Fisher, Foote, Goldhatch, Gree, Green, Hale, Herrington, Hubbell, Lance, Lane, Larsen, Morton, Reed, Robbingson, Robottom, Stapleton, White, Wytfeld
Other spellings of the Birch surname:
Birches, Del Birch, Del Birches, De Birch, De Birches, Burch, Birche, Berch, Byrche
Birchis, Burches, Burtche, Byrches.
Links with information on the Birch surname origins and why the different spellings.
http://www.houseofnames.com/xq/asp.fc/qx/Burch-family-crest.htm