The 1999 World Pool Championship was a professional pool championship that took place in 1999 in Cardiff, Wales.

The event was billed as a world championship by Matchroom Sport as an alternative to the World Pool-Billiard Association's 1999 WPA World Nine-ball Championship, won by Nick Varner.

[1] Despite there being two world titles for the same discipline in 1999, both are considered as valid in 1999 by the WPA.

[2][1] The event was won by Efren Reyes, who defeated Chang Hao-ping in the final 17–8.

[1][4] The championships were merged in 2000, but were also held in Wales.