Jacob Pistiner (German: Jakob Pistiner) was a Romanian politician and lawyer.
As a result of the general election of May-June, 1920, in Greater Romania, he was elected member of the parliament.
His political career was tied with the socialist movement and as a lawyer he pleaded for the defendants in the "Trial of the 500" that followed the important 1924 Tatarbunary Uprising.
He died unexpectedly on 23 August 1930, in Bucharest.
- Die Rumänisierung der Bukowina, Mariana Hausleitner