Mary Williams

• Mary Ann Williams, American proponent for Memorial Day
• Mary-Anne Williams, Australian thought leader on innovation, computer scientist, roboticist, and AI researcher
• Mary Burfitt Williams, Australian pathologist and physician
• Mary Burrus Williams, American novelist
• Mary Bushnell Williams, American author, poet, translator
• Mary Mildred Williams, born into slavery in Virginia
• Mary Rogers Williams, American artist
• Mary Gilmore Williams, American professor of Greek
• Mary Floyd Williams, American librarian and California historian
• Mary Williams , American caricaturist who used the pseudonym Kate Carew
• Mary Wilhelmine Williams, historian
• Mary Williams , Welsh academic of modern languages
• Mary Lou Williams, American jazz pianist, composer, and arranger
• *Mary Lou Williams
• Mary A. Williams, a 19th-century Sandy Hook pilot boat
• Mary Burrus Williams, co-author of historical novels under the pen name Bronwyn Williams
• Mary Alice Williams, former television anchor
• Mary Williams , member of the Wisconsin State Assembly
• Mary Ellen Coster Williams, United States Court of Federal Claims judge
• Mary Vesta Williams, American singer-songwriter
• Mary Williams, real name of Kate Carew, American caricaturist
• Mary Williams , American social activist and adopted daughter of Jane Fonda
• Mary Elizabeth Williams, American writer and commentator
• Mary Williams, fictional television character
• Mary Williams, former Chief Secretary of the Isle of Man
• Mary Frances Williams, American politician
• Mary Theodore Williams, American Black Catholic nun
• Mary Williams, character in ''Another Man, Another Chance''