Jacob da Silva Solis-Cohen (February 28, 1838 – December 22, 1927) was a physician who specialized in the field of laryngology.

In 1861 he began his medical residency at Old Blockley in Philadelphia but resigned the same year to enlist as a private in the Union army at the outbreak of the Civil War.

He was soon commissioned as a lieutenant in the infantry and later appointed as assistant surgeon in the Twenty-sixth Regiment of the Pennsylvania Volunteers.

DuPont, in the expedition to Port Royal Harbor, South Carolina, on the United States Steamer Florida.

In 1870 he was appointed lecturer on laryngoscopy and diseases of the throat and chest in the Jefferson Medical College and two years later professor of laryngology.