This is a timeline documenting events of Jazz in the year 1900.

• The New Orleans players are adapting a mix of ragtime, blues, brass band music, pop songs and dances, and the jazz stew is now brewing. Some also start to improvise the pop songs.^[1]

January

• 1 – Xavier Cugat, Spanish-American bandleader (died 1990).
• 11 – Wilbur de Paris, American trombonist and bandleader (died 1973).
• 22 – Juan Tizol, Puerto Rican trombonist and composer (died 1984).

February

• 3 – Mabel Mercer, English-born cabaret singer (died 1984).
• 9 – Walter Page, American upright bassist, multi-instrumentalist, and bandleader (died 1957).
• 13 – Wingy Manone, American trumpeter, composer, singer, and bandleader (died 1982).
• 24 – Jimmy Bertrand, American drummer (died 1960).
• 25 – Tiny Parham, Canadian-American bandleader and pianist (died 1943).

March

• 10 – Peter DeRose, American pianist and songwriter (died 1953).
• 24 – June Clark, American trumpeter and cornetist (died 1963).
• 25 – Barney Rapp, American orchestra leader and musician (died 1970).

May

• 27 – Chester Zardis, American upright bassist (died 1990).
• 28 – Tommy Ladnier, American trumpeter (died 1939).

June

• 15 – Paul Mares, American cornetist, trumpeter, and bandleader, New Orleans Rhythm Kings (died 1949).

July

• 13 – George Lewis, American clarinetist (died 1968).
• 18 – Wilton Crawley, American composer and clarinetist (died 1948).
• 29 – Don Redman, American musician, arranger, bandleader, and composer (died 1964).

September

• 24 – Poley McClintock, American singer (died 1980).

October

• 9 – Elmer Snowden, American banjo and guitar player (died 1973).
• 17 – Jimmy Harrison, American trombonist (died 1931).
• 22 – Cyril Blake, Trinidadian trumpeter (died 1951).
• 24 – Lawrence Marrero, American banjoist (died 1959).

December

• 13 – Arthur Herzog, Jr., American songwriter and composer (died 1983).
• 14 – Juan d'Arienzo, Argentine tango violinist, band leader, and composer (died 1976).
• 29 – Willie Humphrey, American clarinetist (died 1994).^[2]

Unknown date

• Joe Appleton, West Indies saxophonist and clarinetist (died 1956).

• History Of Jazz Timeline: 1900 at All About Jazz