Lingenfelter is a German surname. Notable people with the surname include:
Dwain Lingenfelter (born 1949), Canadian politician from Saskatchewan John Lingenfelter (1945–2003), American NHRA driver, engineer and tuner Richard Lingenfelter (1934–2021), American physicist and historian Steve Lingenfelter (born 1958), American basketball player Tom Lingenfelter (born 1939), American political activist Matthew Lingenfelter (born 1979), American Federal Government USDA USFS