Thomas Martin Easterly (October 3, 1809 – March 12, 1882) was a 19th-century American daguerreotypist and photographer.
One of the more prominent and well-known daguerreotypists in the Midwest United States during the 1850s, his studio became one of the first permanent art galleries in Missouri.

Although his reputation was limited to the Midwest during his lifetime, he is considered to have been one of the foremost experts in the field of daguerreotype photography in the United States during the mid-to-late 19th century.
He took the very first known photograph of a lightning bolt in history.
Thomas Martin Easterly (October 3, 1809 – March 12, 1882) was a 19th-century American daguerreotypist and photographer. One of the more prominent and well-known daguerreotypists in the Midwest United States during the 1850s, his studio became one of the first permanent art galleries in Missouri.
Although his reputation was limited to the Midwest during his lifetime, he is considered to have been one of the foremost experts in the field of daguerreotype photography in the United States during the mid-to-late 19th century. He took the very first known photograph of a lightning bolt in history.
Thomas Martin Easterly