Rudolph Krampers & Jorgensen was a manufacturer of engines in Denmark, c. 1890 – 1960.
The company manufactured automobiles under the name Gideon. This line of cars and light trucks was built in Horsens, Denmark, between 1913 and 1920. The cars became known for their high levels of construction quality but did not meet with much success. The chassis of the Gideon was used on the first armored car in Denmark. The HtK-46.