Geom may refer to:

• Geom, a Korean sword
• GEOM, a modular disk framework used in FreeBSD 5.0 and newer
• An abbreviation of geometry
• The God-Emperor of Mankind, a core character in the Warhammer 40,000 fictional universe

• Aechmea castelnavii
• Aechmea catendensis
• Aechmea cathcartii
• Aechmea caudata
• Aechmea cephaloides
• Aechmea 'Chantata'
• Aechmea Chantata
• Aechmea Chantichantha
• Aechmea 'Chantichantha'
• Aechmea 'Chardonnay'
• Aechmea Chardonnay
• Aechmea Charles Hodgson
• Aechmea 'Charles Hodgson'
• Aechmea Cherokee Maid
• Aechmea 'Cherokee Maid'
• Aechmea Christie March
• Aechmea 'Christie March'
• Aechmea chrysocoma
• Aechmea 'Cloudburst'
• Aechmea Cloudburst
• Aechmea coelestis
• Aechmea colombiana
• Aechmea comata
• Aechmea comata var. makoyana
• Aechmea conifera