Pleasant Thomas Chapman (October 8, 1854 – January 31, 1931) was a U.S. Representative from Illinois.

Born on a farm near Vienna, Illinois, Chapman attended the public schools, and then went to McKendree College, in Lebanon, Illinois.

He was an unsuccessful candidate for reelection in 1910 to the Sixty-second Congress.

After leaving Congress Chapman resumed his legal, banking, business and farming interests.

This article incorporates public domain material from the Biographical Directory of the United States Congress