Into Battle may refer to:

• Into Battle (novel), a 2001 Australian novel by Garth Nix
• Into Battle (thriller), a 1997 historical thriller by the British writer Michael Gilbert
• "Into Battle" (poem), a 1915 British war poem by Julian Grenfell
• Into Battle with the Art of Noise, 1983 debut album by British synthpop band the Art of Noise
• Into Battle, 1984 debut album by heavy metal band Brocas Helm

• Sigma Coatings Montegranaro
• Sigma compact
• Sigma compactness
• Sigma compact space
• Sigma corporation
• Sigma (cosmology)
• Sigma (couch)
• Sigma-Delta
• Sigma-delta
• Sigma Delta Chi
• Sigma delta chi sorority
• Sigma Delta Chi (sorority)
• Sigma delta modulation
• Sigma derby
• Sigma Designs
• Sigma (disambiguation)
• Sigma DP1
• Sigma dp1
• Sigma DP1S
• Sigma DP2
• Sigma DP2s
• Sigma Draconis IV
• Sigma draconis IV
• Sigmaergic
• Sigmaergics