Richard Charles Dillon (June 24, 1877 – January 5, 1966) was an American entrepreneur, politician and the eighth governor of New Mexico.

His early education was attained in the common schools of Missouri.

Before entering politics, he worked as a railroad laborer and a merchant.

Dillon won election to the New Mexico State Senate in 1924.

He was elected the governor of New Mexico by a popular vote on November 2, 1926.