Lienhard is a germand-language surname. Lienhard is an Upper German, more precisely Alemannic German form of Leonhard.
Notable people with the surname include:
Bill Lienhard, American basketball player Bob Lienhard, American basketball player Erwin Lienhard (1957–2019), Swiss cyclist Fabian Lienhard (born 1993), Swiss cyclist Fredy Lienhard, Swiss racing driver Heinrich Lienhard, Swiss explorer Jacob Lienhard, United States Marine Corps officer John H. Lienhard, American engineer and historian John H. Lienhard V, Professor of Mechanical Engineering at the Massachusetts Institute of Technology Pepe Lienhard, Swiss musician Siegfried Lienhard, Professor of Indology at Stockholm University Walter Lienhard (1890–1973), Swiss sport shooter
See also Lienhardt Lienhart Linhardt Linhart
de:Lienhard