Bonhoeffer's most famous act of resistance was his involvement in the failed plot to assassinate Hitler in 1944.
The vandal was arrested and taken in custody.
The police are investigating the event.
77 incidents of attacks against Christians were reported in Poland for the year 2022.
The losses made by the perpetrators were estimated at several thousand zlotys.
"The surveillance footage has been secured," the police assured.
Poland has been facing severe attacks on Saint John Paul II in the last few weeks.
The police are looking for the perpetrator and appeal for help in finding him.
Similar acts have been on the rise in Poland for the last three years.