Johnson Matthey (Hong Kong company)
- Country: United Kingdom
- Type: Commercial
- Website: www.matthey.com
- Update: 05-01
Johnson Matthey was a British company founded in 1817, initially in the business of casting precious metal products, and later dealing in catalysts, pharmaceutical raw materials, and financial services; its financial arm, Johnson Matthey Bank, was later sold to the Westpac Bank.