Sommerfeld (disambiguation)

Sommerfeld as a surname may refer to:
 * Arnold Sommerfeld (1868–1951), German physicist
 * Felix A. Sommerfeld (1879–after 1930), German secret service agent
 * Sara Sommerfeld (born 28 October 1977), Swedish actress

Sommerfeld as a place may refer to:
 * Sommerfeld, the German name of Lubsko, Poland
 * Sommerfeld, a small town, now a district of Leipzig, Germany

Sommerfeld may also refer to:
 * Sommerfeld (crater), a large lunar crater
 * Sommerfeld radiation condition, used to solve the Helmholtz equation
 * Sommerfeld Tracking, a prefabricated airfield surface, nicknamed 'tin lino'
 * Sommerfeld–Kossel displacement law, in atomic physics
 * Grimm–Sommerfeld rule, in quantum chemistry
 * Dr. Sommerfeld – Neues vom Bülowbogen, a German television series