The "King of Ragtime" in Black history refers to Scott Joplin, a pioneering African American musician and composer who is credited with popularizing and elevating ragtime music to national and international prominence in the late 19th and early 20th centuries. Joplin was born in 1868 in Texas and began playing the piano at a young age. He went on to compose numerous ragtime pieces, including his most famous work, "Maple Leaf Rag," which became a major hit and solidified his reputation as the foremost ragtime composer of his time.

Joplin's compositions combined syncopated rhythms with classical influences, creating a distinctive sound that captured the spirit of the era. He is often referred to as the "King of Ragtime" for his significant contributions to the genre and his role in shaping the development of American popular music.

Despite facing racial discrimination and financial struggles throughout his career, Joplin continued to compose and perform music until his death in 1917. His legacy lives on today, with his music still being celebrated and performed by musicians worldwide. Joplin's impact on Black history and American music is profound, as he helped pave the way for future generations of Black musicians and composers.