Styrofoam is a brand of insulation made from extruded polystyrene foam.
Styrofoam may also refer to:
- "Styrofoam", a 2005 song by Daniel Powter from his album Daniel Powter
- Styrofoam (musician) (born 1973), Belgian electronic music artist
- Styrofoam, colloquial name for expanded polystyrene used in packaging and containers