Sickert (disambiguation)
Is seeping
- the name of the French community Sickert in Alsace
 
and the surname of the following people:
- Bernhard Sickert (1862–1932), British painter
 - Irmgard Sickert (1922-2002), German diplomat; Consul General of the GDR in Kiev
 - Johann Jürgen Sickert (1803–1864), German-Danish painter, photographer and lithographer
 - Johann Lukas Sickert (* 2000), German actor
 - Leonard Sickert , British actor and singer from the famous Sickert family
 - Matthias Sickert (* 1967), German journalist
 - Maxi Sickert (* 1969), German journalist
 - Oswald Sickert (1828–1885), Danish-German painter
 - Oswald Valentine Sickert (1871-1923), British businessman and author
 - Otto Sickert (1909–2001), engineer and teacher
 - Teresa Sickert (* 1988), German journalist and presenter
 - Walter Sickert (1860–1942), German-English painter
 - Walter Sickert (politician) (1919–2013), German politician (SPD)