Urbany was born in Beesslek (Hautbellain in French, Oberbesslingen in German), Luxembourg.
His father, Dominique Urbany, helped found the Communist Party of Luxembourg (KPL) in 1921.
From 1975 to 1990 he was also a member of the Luxembourg Parliament, or Chamber of Deputies, and spokesman for the KPL fraction.
[citation needed] In 1987 his book Dem Här an de Frack gegraff.
Mit spitzer Feder gegen Obskurantismus, Heuchelei und Unverstand was published by COPE.