Who's Who list by name, surname beginning with T
- Tatsumi, Yoshiaki - Chairman of Seibu Railway.
- Taverner, William Burgoyne (c. 1880-1958) - New Zealand Minister of Railways 1928-1930.
- Tellier, Paul (born 1939) - President of Canadian National Railway 1992-2002; Railroader of the Year 1997; president of Bombardier 2002-2004.
- Thompson, E. - Chief Mechanical Engineer for London & North Eastern Railway 1941-__.
- Thomson, John Edgar (1808-1874) - President of the Pennsylvania Railroad 1852-1874.
- Tien-yow, Jeme (1861-1919) - Chinese engineer who oversaw construction of the first railroad built in China without foreign assistance.
- Tiffany, Joel - Patentee of the first successful refrigerator car. He was awarded US patent number 193,357 for his design on July 24, 1877.
- Totten, George Muirson (1808-1884) - Chief construction engineer for the Panama Railway.
- Trevithick, Richard (1771-1833) - Early English steam locomotive designer and builder.
- Tunstall, Whitmell P. (1810-1854) - Founder of the Richmond & Danville Railroad, a predecessor of Norfolk & Western Railway.
- Turpin, Frank (1923-2005) - President of Alaska Raiload 1984-1991; CEO of Alaska Railroad, 1985-1993.
- Twichell, Ginery (1811-1883) - Became assistant superintendent of Boston & Worcester Railroad in 1847; promoted to president of Boston & Worcester Railroad in 1857; president of Atchison, Topeka & Santa Fe Railway 1870-1873; president of Boston, Barre & Garden Railroad; president of Hoosac Tunnel & Western Railroad.
- Tyler, Daniel (1799-1882) - President of the Norwich & Worcester Railroad. (White 1973, p 42)