Ludwik ([ˈludvik]) is a Polish given name. Notable people with the name include:
Ludwik Fleck (1896–1961), Polish medical doctor and biologist
Ludwik Gintel (1899–1973), Polish soccer player
Ludwik Hirszfeld (1884–1954), Polish microbiologist
Ludwik Krzywicki (1859–1941), Polish economist and sociologist
Ludwik Lawiński (1887–1971), Polish film actor
Ludwik Mlokosiewicz (1831–1909), Polish explorer, zoologist and botanist
Ludwik Mycielski (1854–1926), Polish politician
Ludwik Rajchman (1881–1965), Polish bacteriologist
Ludwik Silberstein (1872–1948), Polish-American physicist that helped make special relativity and general relativity staples of university coursework
Ludwik Starski (1903–1984), Polish lyricist and screenwriter
Ludwik Waryński (1856–1889), Polish activist and theoretician of the socialist movement
Ludwik Zamenhof (1859–1917), Polish medical doctor, writer, and inventor of Esperanto.
