Lech can refer to: Personal names Lech (name), a Slavic, especially Polish, first name, for example Lech, Czech and Rus, a legend, from which Poland's archaic/poetic name, Lechia, derives Lech, founder of Poland, father and founder of Poland (or Lechia). Lech Trzeciakowski, Polish historian Lech Janerka, Polish musician Lech Kaczyński, president of Poland (since 2005) Lech Wałęsa, president of Poland (1990-1995) For etymology, see Name of Poland and Lendians#Name. Product… (More on Lech)