One-day races and Classics Arthur Decabooter (3 October 1936 – 26 May 2012) was a Belgian professional racing cyclist, active as a professional between 1959 and 1967.

Apart from a few years when he was signed to Libéria-Grammont (1962) and to Solo (1963–1964), he rode for the Groene Leeuw team.

His major wins were the 1960 Tour of Flanders and 2 stages and the points classification in the Vuelta a España the same year.

Decabooter's other wins include Dwars door België, Omloop Het Volk, Kuurne–Brussels–Kuurne, E3 Prijs Vlaanderen – Harelbeke, and a stage in the Tour of Belgium.

This biographical article related to a Belgian cyclist born in the 1930s is a stub.