Nachtigal
Nachtigal is a surname. Notable people with the surname include:

 Gustav Nachtigal (1834–1885), German explorer
 Jacob M. Nachtigal (1874–1947), American architect, of Omaha, Nebraska
 Johann Karl Christoph Nachtigal (1753–1819), German theologian and philologist
 Ralph Nachtigal (1933–2014), American politician

See also
 Nachtigal Falls, waterfalls on the Sanaga River, Cameroon
 Nachtigal Glacier
 Nachtigal Peak
 Nachtigall

German-language surnames