| Unit Name: | Cook's Regiment of Militia |
| Country: | American Colonies |
| Allegiance: | State of Connecticut |
| Type: | Militia |
| Branch: | Infantry |
| Dates: | 26 August 1777 |
| Command Structure: | Continental Army |
| Battles: | Saratoga Campaign |
| Disbanded: | 9 November 1777 |
| Notable Commanders: | Thaddeus Cook |
Cook's Regiment of Militia was called up at Wallingford, Connecticut on August 26, 1777, as reinforcements for the Continental Army during the Saratoga Campaign. The regiment marched quickly to join the gathering forces of Gen. Horatio Gates as he faced British General John Burgoyne in northern New York. The regiment served in General Poor's brigade. With the surrender of Burgoyne's Army on October 17 the regiment was disbanded on November 9, 1777.