Harry Ricardo Blue Plaque

About This Blue Plaque

Sir Harry Ricardo (1885-1974) was a pioneering British mechanical engineer renowned for his groundbreaking work on internal combustion engines. Born at 13 Bedford Square in London’s Borough of Camden, Ricardo’s early life in this intellectually vibrant area likely sparked his passion for engineering and innovation.

Throughout his illustrious career, Ricardo made numerous contributions that revolutionized engine design. His research on engine efficiency, combustion chambers, and fuel characteristics led to the development of the high-speed diesel engine. Ricardo’s advancements were crucial to the automotive and aviation industries, with his engines powering iconic vehicles like the Bugatti Type 35 racing car and the Merlin engine used in the Spitfire fighter plane during World War II.

In recognition of his outstanding achievements, Ricardo was knighted in 1948, becoming Sir Harry Ricardo. He also founded Ricardo Consulting Engineers (now known as Ricardo plc), which remains a global leader in engineering and environmental consultancy. Today, Ricardo is remembered as one of the most influential engineers of the 20th century, whose work laid the foundation for modern engine technology.

The Borough of Camden, where Ricardo was born, has been home to many notable figures throughout history. This culturally rich area of London, known for its literary and artistic connections, undoubtedly played a role in nurturing Ricardo’s creative spirit and innovative mindset, which would later shape the course of mechanical engineering.