Six ships of the French Navy have borne the name Inflexible ("Unyielding"):
Ships
Inflexible (1755), a 64-gun Hardi class ship of the line
Golymin (1812), a 74-gun Téméraire-class ship of the line, was initially to be named Inflexible.
Roi-de-Rome (1816), a 116-gun Océan-class ship of the line, was named Infliexible at some point. She was never launched.
Friedland (1840), a 116-gun Océan-class ship of the line, was ordered as Inflexible and renamed several times while on keel before being eventually launched as Friedland.
Inflexible (1840), a 90-gun Suffren-class ship of the line
Inflexible (S615, 1982), a Redoutable-class ballistic submarine.