This is a list including cationic surfactants often used in hair care products.

Cationic surfactants are quaternary ammonium compounds used to provide conditioning, some detergency, and emulsion stabilization in hair care products.

Behentrimonium chloride
Behentrimonium methosulfate (gentler)
Benzalkonium chloride
Cetrimonium chloride
Cinnamidopropyltrimonium chloride
Cocotrimonium chloride
Dicetyldimonium chloride
Dicocodimonium chloride
Dihydrogenated tallow dimethylammonium chloride
Hydrogenated Palm Trimethylammonium chloride
Laurtrimonium chloride
Quaternium-18 Bentonite
Quaternium-18 Hectonite
Stearalkonium chloride
Tallowtrimonium chloride
Tricetyldimonium chloride