Ludewig
Ludewig is a surname. Notable people with the surname include:
- Dieterich Bernhard Ludewig (1707–1740), German organist
 - Elsa Ludewig-Verdehr (born 1936), American clarinetist
 - Frank A. Ludewig (1863–1940), Dutch architect
 - Heinz Ludewig (1889–1950), German footballer
 - Johanna Ludewig (1891–1958), German politician
 - Johannes Ludewig (born 1945), German businessman
 - Jörg Ludewig (born 1975), German cyclist
 - Uwe Ludewig (born 1967), German agricultural scientist