Manfred Melzer (28 February 1944 – 9 August 2018) was a German bishop of the Roman Catholic Church.

Appointed by Pope Benedict XVI, Melzer was serving as an Auxiliary Bishop of the Archdiocese of Cologne from 1995 to 2015.

[1] Born in Solingen-Ohligs, Melzer studied in Bonn, Freiburg im Breisgau and Cologne for theology.

Melzer was responsible for the pastoral district middle of the archbishopric of Cologne; the town and surroundings (20 deanships).

In 2006 the German bishops chose him to be the representative for Catholic police officers in Germany and to take care of their spiritual welfare.