Anicet Adalbert Kopliński (né Koplin; 30 July 1875 – 16 October 1941) was a Polish Capuchin friar of German descent and priest in Warsaw. He was imprisoned in the Nazi concentration camp at Auschwitz, where he died. He is one of the 108 Martyrs of World War II who were beatified by Pope John Paul II in 1999.

• List of Nazi-German concentration camps
• The Holocaust in Poland
• World War II casualties of Poland