Sheila S. Ruth (born October 22, 1963)[1] is an American politician who represents district 44B, based in Baltimore County, in the Maryland House of Delegates.

[1] Ruth entered into politics in 2016, motivated by the 2016 presidential campaign of Bernie Sanders and horrified by the election of Donald Trump, by founding the Baltimore County Progressive Democratic Club.

[3] In July 2019, Ruth voted in favor of a resolution calling on the state's Democratic National Committee members to support a standalone climate debate.

[1] As an activist, she organized support for a package of Baltimore County bills meant to strengthen ethical standards and institute public campaign financing, and was a lead organizer pushing for the passage of Baltimore County's anti-discrimination housing law that prevents landlords from denying applicants based on their source of income.

[5] In January 2018, Ruth filed paperwork to run for the Baltimore County Council, seeking to unseat incumbent councilmember Tom Quirk.