Cereal Killer Cafe is a cafe situated on Brick Lane in Spitalfields, London that serves branded breakfast cereal. It was the first cereal-themed café in the United Kingdom.

The interior is designed to reflect a retro style with exposed brickwork, formica furniture and 1980s and ’90s music. Among the decor are novelty cereal boxes, vintage milk bottles and other cereal related memorabilia.  The cafe offers more than 100 different varieties of global cereal brands, 12 kinds of milk and 20 toppings. It also sells coffee, toast and poptarts.