Thomas Edward Mansell (January 1, 1855 – October 6, 1934) was a 19th-century American professional baseball player.

Mansell played outfield for parts of three seasons in Major League Baseball: 1879, 1883, and 1884.

He played a total of eleven seasons professionally, from 1877 until 1887.

His brothers John and Mike also played baseball professionally.

This biographical article relating to an American baseball outfielder born in the 1850s is a stub.