Horner Rennbahn

Galopprennbahn Hamburg-Horn
^{"Horner Rennbahn", "Die Derby-Bahn"}

Street side of one of the grandstands, logo of Hamburger Renn-Club in the center
Location	Rennbahnstraße 96 22111 Hamburg, Germany
Coordinates	53°33′30″N 10°5′6″E / 53.55833°N 10.08500°E / 53.55833; 10.08500Coordinates: 53°33′30″N 10°5′6″E / 53.55833°N 10.08500°E / 53.55833; 10.08500
Owned by	Hamburger Renn-Club e.V.
Date opened	1855
Course type	Flat
Notable races	Deutsches Derby Hansa-Preis Flieger Trophy Hamburger Stutenmeile Hamburger Stuten-Preis
Attendance	50,000
Official website

Galopprennbahn Hamburg-Horn (Hamburg-Horn Racecourse), also known as Horner Rennbahn, is a major horse racing venue located in Horn, Hamburg, Germany. It is Germany's oldest horse-racing track, built in 1855. It has a capacity of 50,000 spectators. Since 1869 it hosts the annual Deutsches Derby on distances from 1,000 m (3,300 ft) to 3,600 m (11,800 ft), among others.

Nearest public transit station is Horner Rennbahn station of Hamburg U-Bahn.