Sigmund Esco "Jackie" Jackson (born May 4, 1951) is an American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 singer and musician

Musician

A musician is an artist who plays a musical instrument. It may or may not be the person's profession. Musicians can be classified by their roles in performing music and writing music.Also....* A person who makes music a profession....

, a member of The Jackson 5

The Jackson 5

The Jackson 5 , later known as The Jacksons, were an American popular music family group from Gary, Indiana...

, and the second child in the Jackson family.
Jackson was born the second child of Joseph and Katherine

Katherine Jackson

Katherine Esther Jackson is the matriarch of the Jackson musical family.-Early life:...

 and the oldest male child. He was given the name "Jackie" by relatives and family. Although he wanted to become a professional baseball player, Jackson abandoned that path when his 4 younger brothers and he formed The Jackson 5

The Jackson 5

The Jackson 5 , later known as The Jacksons, were an American popular music family group from Gary, Indiana...

 in 1964.