Benjamin Franklin Bache (February 7, 1801 – November 1, 1881) was a surgeon in the United States Navy before and during the Civil War. He was a great-grandson of the Revolutionary War statesman and author, Benjamin Franklin. Bache was born in Monticello, Virginia, graduating from Princeton University in 1819, and from the medical department of the University of Pennsylvania in 1823. Commodore Bache died at his home on 283 Henry Street, New York, after a short illness on November 1, 1881.