Sigmund Esco "Jackie" Jackson is an American singer and songwriter best known as a founding member of the Jackson 5, for which he was inducted into the Rock and Roll Hall of Fame in 1997. Jackson is the second child of the Jackson family, and the oldest Jackson brother.

The Jackson 5, later the Jacksons, is an American pop band composed of members of the Jackson family. The group was founded in 1964 in Gary, Indiana, and originally consisted of brothers Jackie, Tito, Jermaine, Marlon and Michael. They were managed by their father Joe Jackson. The group were among the first African American performers to attain a crossover following.