Sonderegger is a surname. Notable people with the name include:
Emil Sonderegger (1868–1934), Swiss military officer Frauke Sonderegger, Swiss orienteering competitor John L. Sonderegger (1914–1992), American businessman and politician Katherine Sonderegger, American Episcopal priest Urs Sonderegger (born 1964), Swiss entrepreneur and racing driver
See also Cortis & Sonderegger, collaborative team of two Swiss artists, Jojakim Cortis and Adrian Sonderegger Sonderegger Pine