Two 4-6-0 tank locomotive types saw service in France.

The Réseau Breton tank locomotives were a class of 1,000 mm (3 ft 3 ³⁄₈ in) metre gauge locomotives of which five were built in 1904 for the Réseau Breton railway by Société Franco-Belge at its Raismes factory.
A further seven locomotives were built by Société Alsacienne de Constructions Mécaniques (SACM) at its Belfort plant in France in 1909.

The Baldwin Class 10-12-D 600 mm (1 ft 11 ⁵⁄₈ in) gauge pannier tank locomotives were built in the United States of America by Baldwin Locomotive Works for the British War Department Light Railways, for service in France in 1916 and 1917 during the First World War.
A further batch was built by the American Locomotive Company.
After the war, many of these locomotives were sold to work in France, Britain and India.
Two 4-6-0 tank locomotive types saw service in France.
The Réseau Breton tank locomotives were a class of 1,000 mm (3 ft 3 ³⁄₈ in) metre gauge locomotives of which five were built in 1904 for the Réseau Breton railway by Société Franco-Belge at its Raismes factory. A further seven locomotives were built by Société Alsacienne de Constructions Mécaniques (SACM) at its Belfort plant in France in 1909.
The Baldwin Class 10-12-D 600 mm (1 ft 11 ⁵⁄₈ in) gauge pannier tank locomotives were built in the United States of America by Baldwin Locomotive Works for the British War Department Light Railways, for service in France in 1916 and 1917 during the First World War. A further batch was built by the American Locomotive Company. After the war, many of these locomotives were sold to work in France, Britain and India.
4-6-0