* Real name: Marshall Mathers
* Birthdate: October 17, 1972
* Birthplace: St. Joseph, Missouri, U.S.
* Notable songs: "Lose Yourself," "The Real Slim Shady," "Without Me"
Eminem is widely regarded as one of the greatest rappers of all time, and he is known for his incredibly fast delivery. In 2013, he set the Guinness World Record for most words rapped in a single song, with 1,560 words in his song "Rap God."
2. Tech N9ne
* Real name: Aaron Dontez Yates
* Birthdate: November 8, 1971
* Birthplace: Kansas City, Missouri, U.S.
* Notable songs: "Caribou Lou," "Red Rag Top," "Fragile"
Tech N9ne is another incredibly fast rapper, and he is known for his unique style and delivery. He has released over 20 studio albums and has collaborated with numerous other artists, including Eminem, Kendrick Lamar, and Lil Wayne.
3. Busta Rhymes
* Real name: Trevor George Smith Jr.
* Birthdate: May 20, 1972
* Birthplace: Brooklyn, New York, U.S.
* Notable songs: "Look at Me Now," "Put Your Hands Where My Eyes Could See," "Party Up (Up in Here)"
Busta Rhymes is a veteran rapper who has been in the industry for over three decades. He is known for his high-energy performances and his fast, intricate rhymes. He has released nine studio albums and has won numerous awards, including a Grammy Award and an MTV Video Music Award.
4. Twista
* Real name: Carl Terrell Mitchell
* Birthdate: November 27, 1973
* Birthplace: Chicago, Illinois, U.S.
* Notable songs: "Slow Jamz," "Overnight Celebrity," "Bounce Back"
Twista is another Chicago-based rapper who is known for his fast delivery. He has released eight studio albums and has collaborated with numerous other artists, including Kanye West, Jay-Z, and Ludacris.
5. Lil Wayne
* Real name: Dwayne Michael Carter Jr.
* Birthdate: September 27, 1982
* Birthplace: New Orleans, Louisiana, U.S.
* Notable songs: "A Milli," "6 Foot 7 Foot," "Lollipop"
Lil Wayne is one of the most successful rappers of all time, and he is known for his prolific output and his fast, clever rhymes. He has released 12 studio albums and has won numerous awards, including four Grammy Awards and 11 BET Awards.