Ising is a surname. Notable people with the surname include:
*
Ernst Ising (1900–1998), German physicist
*
Gustav Ising (1883–1960), Swedish accelerator physicist
*
Rudolf Ising, animator for ''MGM'', together with Hugh Harman often credited as: ''Harman-Ising''
See also
*
Ising model, mathematical model of ferromagnetism in statistical mechanics
{{surname, Ising