Addison Clark (1842–1911) was a co-founder and the first president of Texas Christian University (TCU).

[1] Addison Clark was born in Titus County, Texas on December 11, 1842.

[2] He served in the Confederate Army during the American Civil War.

[2] In 1873, he and his brother Randolph founded Add-Ran Male & Female College in Thorp Spring, Texas, and he served as its first president.

Addison Clark died at his daughter's home in Comanche, Texas in May 1911.