| Full Name | Thomas Newcomen |
| Birth Date | February 1664 |
| Birth Place | Dartmouth, Devon, England |
| Death Date | August 5, 1729 (aged 64–65) |
| Death Place | London, England |
| Known For | Inventing the first practical steam engine (atmospheric engine) |
| Occupation | Ironmonger, Baptist lay preacher |
| Main Invention | Atmospheric engine (1712) |
| Purpose of Invention | To pump water out of coal and tin mines |
| Early Life | Born into a merchant family, baptized at St. Saviour’s Church, Dartmouth |
| Business Specialty | Designing, manufacturing, and selling tools for the mining industry |
| Religious Role | Lay preacher and teaching elder in the local Baptist church, later became pastor |
| Significant Associations | Connected with prominent Baptist ministers, including Edward Wallin and Doctor John Gill |
| Contribution to Engineering | Atmospheric engine was the first practical fuel-burning engine, solving the problem of mine flooding |
| Impact on Mining | The atmospheric engine significantly improved the efficiency of water removal from mines |
| Religious Influence | His Baptist connections helped spread the adoption of his steam engine |
| Notable Collaborators | Engineers Jonathan Hornblower Sr. and his son, both involved in the same Baptist church |
| Legacy | Laid the foundation for future advancements in steam engine technology |
