Ludolph may refer to:

• Ludolph of Ratzeburg (died 1250), Bishop of Ratzeburg and saint
• Ludolph of Saxony (c. 1295–1378), German ecclesiastical writer
• Ludolph Berkemeier (1864–1930), Dutch painter
• Ludolph Christian Treviranus (1779–1864), German botanist
• Ludolph van Ceulen (1540–1610), German mathematician
• Ludolph Hendrik van Oyen (1889–1953), Chief of Staff of the Royal Netherlands East Indies Army during World War II, one of the principal commanders of the Indonesian National Revolution

See also

• Ludolf
• Rudolph (disambiguation)