| 20th Century | |
| Type: | greatest |
| Artist: | 3X Krazy |
| Cover: | 3X Krazy Best.jpg |
| Released: | October 10, 2000 |
| Recorded: | 1995–1999 |
| Genre: | Gangsta rap, G-funk, West Coast hip hop |
| Label: | Sneak Records |
| Producer: | Tone Capone, One Drop Scott, Big Deion, DJ Derell, Lev Berlak, Bosko, Wolverine, Keak Da Sneak |
| Prev Title: | Dual Committee |
| Prev Year: | 2000 |
| Next Title: | Best of 3X Krazy, Vol. 2 |
| Next Year: | 2002 |
20th Century, also known as The Best of 3X Krazy, is the first compilation album released by 3X Krazy. It was released on October 10, 2000 and was a double CD.