Jefferson, William Thomas
1864-1925 · Contribution: 1895
The first African American dentist to provide dental care to U.S. Army soldiers -- treating Black regiments in Cuba during the Spanish-American War (1898-99) as a line officer of the 8th Illinois Infantry; recognized as an early pioneer of Army dentistry, though the first commissioned Black Army dental officer is undetermined

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Impact on the world
Became the first African-American dentist to serve in the U.S. Army, joining as a lieutenant in 1895 after earning his dental degree from the Dental School of Chicago.
Life & background
A dentist, Jefferson began his dental studies at Howard University before transferring to and graduating from the Dental School of Chicago in 1891. He joined the U.S. Army in 1895 as a lieutenant, becoming the first African-American dentist to serve in the Army.
Sources
- U.S. Army Medical Department (AMEDD) Center of History & Heritage; *Military Medicine* (Oxford Academic, 1996); PubMed
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