A lecher, or inappropriately lustful person

Lech Wałęsa, president of Poland (1990-1995)

Lech Kaczyński, president of Poland (since 2005)

Lech Trzeciakowski, Polish historian

Lech Janerka, Polish musician

Leszek was the name of several Polish dukes: Lestko Leszek, Duke of Masovia (ca 1162-1186) Leszek I the White (1186/1187-1227) Leszek II the Black...

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).

For etymology, see Name of Poland and Lendians#Name.

Lech (beer), Polish beer produced by Kompania Piwowarska, in Poznań.

Lech Poznań, football club in Poznań

Lech river in Austria and Germany

Lech am Arlberg, a village and noble ski resort in Vorarlberg, Austria