Henry Ruhl Guss (July 28, 1825 – April 25, 1907) was a Union Army officer during the American Civil War.

[1] On April 21, 1861, Guss and over 300 men from the National Guards answered President Abraham Lincoln's call for 75,000 volunteers and marched to Harrisburg, Pennsylvania.

[4] On July 25, 1861, Guss was commissioned as colonel and given authority from the Secretary of War to raise a regiment from Chester and Delaware Counties which became the 97th Pennsylvania Infantry.

The 97th was assigned to the Expeditionary Corps in Hilton Head, South Carolina, under Brigadier General Horatio Gates Wright.

[4] He served as president of the Society of the Ninety-seventh Regiment of Pennsylvania Volunteers and hosted a reunion in 1884 at the Green Tree Hotel.