Sarah Bush Lincoln (December 13, 1788 – April 12, 1869) was the second wife of Thomas Lincoln and stepmother of President of the United States Abraham Lincoln.
She was born in Kentucky, to Christopher and Hannah Bush.
She married her first husband, Daniel Johnston, in 1806, and they had three children.
Daniel Johnston died in 1816, and in 1819, she married the widower, Thomas Lincoln, joining his family with her three children.