Bad Bramstedt (German: [baːt ˈbʁaːmʃtɛt] ) is a municipality in the district of Segeberg, in Schleswig-Holstein, Germany. It is situated approximately 40 km north of Hamburg. It is famous for its statue of Roland and its rheumatism clinic.

Bad Bramstedt lies 49 kilometers southwest of Kiel, 54 kilometers west of Lübeck, and 40 kilometers north of Hamburg on the historical Ox Road. The Altona-Kieler Chaussee (L318/L319) passes through the town. This about 94 kilometer-long Landstraße (state road) was built between 1830 and 1832. The confluence of the Osterau and Hudau rivers, which come together to form the Bramau, is found in Bad Bramstedt.

• Oskar Alexander (1881–1942), founder of the rheumatism clinic in Bad Bramstedt. Murdered in Sachsenhausen concentration camp for being of Jewish descent.
• Fabian Boll (born 1979), footballer, played 273 pro games and senior police official
• William Crane (1902–1979), surgeon general of the Bundeswehr; died in Bad Bramstedt
• Arved Fuchs, (born 1953), arctic adventurer
• Rolf Koschorrek (1956-2020), German politician (CDU)
• Karl Lagerfeld (1933–2019), fashion designer, born in Hamburg, went to school in Bad Bramstedt.
• Siegfried Liebschner, (DE Wiki) (1935–2006), Baptist theologian, born in Bad Bramstedt
• Charles I.D. Looff (1852–1918), master carver; "father" of the amusement parks in America, built many roundabouts
• Johanna Mestorf (1828–1909), first female museum director in Germany and first woman in Prussia to hold the title of professor
• Heinrich Christian Schumacher (1780–1850), German-Danish astronomer and mathematician.
• Augusta Louise zu Stolberg-Stolberg (1753–1835), corresponded with Goethe as Gustchen
• Friedrich Leopold zu Stolberg-Stolberg (1750–1819), poet, lawyer and translator
• Kurt Gustav Wilckens (1886–1923), militant German anarchist in South America

• Official website