Costa Coffee
| Costa Coffee | |
| Formerly | C. B. Costa Bros. Coffee Co. Limited (1976–1997) | 
| Company type | Subsidiary | 
| Industry | Coffee shop | 
| Founded | 
 | 
| Founder | Sergio Costa | 
| Headquarters | Loudwater, Buckinghamshire, England | 
| Number of locations | 4,000 (2025) | 
| Area served | Worldwide | 
| Key people | Philippe Schaillee (CEO) | 
| Products | 
 | 
| Revenue | £1.168 billion (2016) | 
| £153 million (2016) | |
| Parent | The Coca-Cola Company (2019–present) | 
| Website | costa | 
Costa Limited, trading as Costa Coffee, is a coffeehouse chain with headquarters in Loudwater, Buckinghamshire, England, that operates in the United Kingdom and 37 other countries.
Costa Coffee was founded in London in 1971 by Sergio Costa as a wholesale operation supplying roasted coffee to caterers and specialist Italian coffee shops. It was acquired by Whitbread in 1995, then sold to The Coca-Cola Company in January 2019 in a deal worth $4.9 billion and has grown to over 4,000 stores across 31 countries and 18,412 employees. The business has over 2,700 UK & Ireland restaurants, over 14,200 Costa Express vending facilities and a further 1,300 outlets overseas, including 460 in China.
Costa is the second largest coffeehouse chain in the world, and the largest in the UK.