Pionier may refer to: * PIONIER, the Polish academic network * ''Pionier'', the German-language paper published by Karl Heinzen *

PIONIER (VLTI) The Precision Integrated-Optics Near-infrared Imaging ExpeRiment (PIONIER) is a visiting instrument at the ESO's Paranal Observatory, part of the VLTI astronomical observatory. It combines the light from four telescopes simultaneously and provide 0 ...

, an instrument at the VLTI astronomical observatory * "Pioniere", combat engineering battalions in some German speaking countries

See also