Mary Katherine Goddard, American publisher (d. 1816)
Mary Katharine Goddard (June 16, 1738 – August 12, 1816) was an early American publisher, and the postmaster of the Baltimore Post Office from 1775 to 1789. She was the older sister of William Goddard, also a publisher and printer. She was the second printer to print the Declaration of Independence. Her copy, the Goddard Broadside, was commissioned by Congress in 1777, and was the first to include the names of the signatories.

In 1998, Goddard was inducted into the Maryland Women's Hall of Fame.