William Herbert Withington (February 1, 1835 – June 27, 1903) was a Union Army officer during the American Civil War.

[1] In May 1861, Withington enlisted as a captain of the 1st Michigan Volunteer Infantry Regiment (3 Months).

[1] On December 3, 1867, President Andrew Johnson nominated Withington for appointment to the grade of brevet brigadier general of volunteers, to rank from March 13, 1865, for his service at the Battle of South Mountain, and the United States Senate confirmed the appointment on February 14, 1868.

[5] On January 7, 1895, Withington was awarded the Medal of Honor for his actions at the First Battle of Bull Run where he remained on the field and took command from his wounded superior officer, Orlando B. Willcox, until he too was wounded and eventually captured.

Withington was a companion of the Michigan Commandery of the Military Order of the Loyal Legion of the United States.