| 1st Company Massachusetts Sharpshooters | |
|---|---|
| Active | September 2, 1861, to September 6, 1864 |
| Country |  United States |
| Allegiance | Union |
| Branch | United States Army |
| Type | Sharpshooters |
| Engagements | Battle of Ball's Bluff Siege of Yorktown Battle of Fair Oaks Seven Days Battles Battle of Antietam Battle of Fredericksburg Battle of Chancellorsville Battle of Gettysburg Mud March Mine Run Campaign Battle of the Wilderness Battle of Spotsylvania Court House Battle of Cold Harbor Siege of Petersburg First Battle of Deep Bottom Second Battle of Deep Bottom Second Battle of Ream's Station |
| Commanders | |
| Captain | John Saunders |
| Captain | William Plumer |
The 1st Company Massachusetts Sharpshooters was a sharpshooter unit in the Union Army during the American Civil War.