William Thompson Price (June 17, 1824 – December 6, 1886) was an American lawyer and Republican politician.

Born in Huntingdon County, Pennsylvania, Price attended public schools.

He was a clerk in a store in Hollidaysburg, Pennsylvania, and also studied law.

He moved back to Black River Falls and continued his legal practice until 1857.

Price was elected as a Republican to the Forty-eighth and Forty-ninth Congresses and served from March 4, 1883, until his death in Black River Falls, Wisconsin on December 6, 1886.