Heinz Hermann Polzer (German pronunciation: [haɪnts ˈhɛrman ˈpɔltsər]; 24 August 1919 – 13 June 2015), better known under his pseudonym Drs. P (Dutch pronunciation: [dɔktoːˈrɑndʏs peː]), was a Swiss singer-songwriter, poet, and prose writer in the Dutch language. Other pseudonyms were Geo Staad, Coos Neetebeem (a variant of the name of Dutch writer Cees Nooteboom) and drandus P.
Drs. P. died at the age of 95 in Amsterdam in the Netherlands.