Beachy is a surname of Amish origin. Notable people with the surname include:
- Brandon Beachy, Atlanta Braves baseball player
- Israel Beachy, bassist in Christian rock band
- Moses M. Beachy, the founding bishop of the Beachy Amish Mennonite churches in 1927
- Philip A. Beachy, professor of molecular biology
- Robert M. Beachy, historian
- Roger N. Beachy, molecular biologist
- Stephen Beachy, writer
