Conus nobilis, common name the noble cone, is a species of sea snail, a marine gastropod mollusk in the family Conidae, the cone snails and their allies.

Like all species within the genus Conus, these snails are predatory and venomous.

Subspecies

• Conus nobilis renateae Cailliez, 1993 (synonym: Eugeniconus nobilis renateae (Cailliez, 1993))
• Conus nobilis skinneri da Motta, 1982 (synonyms: Conus skinneri da Motta, 1982; Eugeniconus nobilis skinneri (da Motta, 1982))
• Conus nobilis victor Broderip, 1842 (synonyms: Conus nobilis abbai Poppe & Tagaro, 2011; Conus nobilis var. vincoomnes Lichtenstein, 1794)
• Conus nobilis bitleri da Motta, 1984: synonym of Conus cordigera G. B. Sowerby II, 1866
• Conus nobilis cordigera G. B. Sowerby, 1866: synonym of Conus cordigera G. B. Sowerby II, 1866

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