Leszek

Diminutif de Lech

Lodewijk

Dutch form of Ludwig

Luděk

Diminutive of Ludvík and other names beginning with Lud.

Ludvík

Czech form of Ludwig

Ludvik

Slovene form of Ludwig

Lúðvík

Icelandic form of Ludwig

Ludwik

Polish form of Ludwig

Luuk

Dutch form of Luc