Janusz Wladyslaw Zemke (pronounced ['janu? 'z?mk?]; born 24 February 1949, Kowalewo Pomorskie) is a Polish politician.
He was elected to Sejm on 25 September 2005, getting 33672 votes in 4 Bydgoszcz district, candidating from Democratic Left Alliance list.
He was a member of PRL Sejm 1989-1991, Sejm 1991-1993, Sejm 1993-1997, Sejm 1997-2001, and Sejm 2001-2005.