Simon Goodell Griffin (August 9, 1824 – January 14, 1902) was a Union Army brigadier general during the American Civil War, farmer, teacher, lawyer and New Hampshire state legislator.

[1][2] During the American Civil War, Griffin served first as a captain in the 2nd New Hampshire Infantry from June 1, 1861, to October 31 of that year.

Griffin led his regiment in First Brigade, Second Division, Ninth Army Corps.

For gallantry at the Siege of Petersburg, on January 13, 1866, President Andrew Johnson nominated Griffin for the grade of brevet major general of volunteers, to rank from April 2, 1865, and the United States Senate confirmed the appointment on March 12, 1866.

He returned to Keene, New Hampshire where he wrote and participated in the Military Order of the Loyal Legion of the United States.

[1][2] General Griffin also was a local historian, co-author of: Simon Goodell Griffin, Frank H Whitcomb and Octavius Applegate Jr., A history of the town of Keene from 1732, when the township was granted by Massachusetts, to 1874, when it became a city, Keene, N.H., Sentinel Print.

6" and incorporated as "Packersfield") of the one hundred and fiftieth anniversary of its first settlement, 1767-1917, New York: Evening post job Print.