<Li> Merrilee Rush (born 1944), American singer known for "Angel of the Morning" </Li> <Li> Otis Rush (born 1935), American blues singer and guitarist </Li> <Li> Red Rush (1927--2009), American sportscaster </Li> <Li> Richard Rush (1780--1859), United States Attorney General and Secretary of the Treasury </Li>

Where does the last name rush come from