Wislicenus is a surname. Notable people with the surname include:
Gustav Adolf Wislicenus (1803–1875), German theologian Hermann Wislicenus (1825–1899), German historical painter Johannes Wislicenus (1835–1902), German chemist Walter Wislicenus (1859–1905), German astronomer
See also 4588 Wislicenus, a main-belt asteroid Wislicenus (crater), an impact crater in the Sinus Sabaeus quadrangle of Mars