List of World Extreme Cagefighting champions
Featherweight Championship

No.
Name
Event
Date
Defenses
1
United States Cole Escovedo def. Philip Perez
WEC 5 Lemoore, CA, USA
October 18, 2002
1. def. Anthony Hamlett at WEC 8 on Oct 17, 2003 in Lemoore, CA, USA
2
United States Urijah Faber
WEC 19 Lemoore, CA, USA
March 17, 2006
1. def.
3
United States Mike Brown
WEC 36 Hollywood, FL, USA
November 5, 2008
1. def.
4
Brazil José Aldo
WEC 44 Las Vegas, NV, USA
November 18, 2009
1. def.
The WEC Featherweight division was absorbed into the UFC on September 30, 2010, as part of the UFC-WEC merger. José Aldo won the inaugural UFC Featherweight Championship when he defeated Manny Gamburyan at WEC 51.
The WEC Featherweight division was absorbed into the UFC on September 30, 2010, as part of the UFC-WEC merger. José Aldo won the inaugural UFC Featherweight Championship when he defeated Manny Gamburyan at WEC 51.
The WEC Featherweight division was absorbed into the UFC on September 30, 2010, as part of the UFC-WEC merger. José Aldo won the inaugural UFC Featherweight Championship when he defeated Manny Gamburyan at WEC 51.
The WEC Featherweight division was absorbed into the UFC on September 30, 2010, as part of the UFC-WEC merger. José Aldo won the inaugural UFC Featherweight Championship when he defeated Manny Gamburyan at WEC 51.
The WEC Featherweight division was absorbed into the UFC on September 30, 2010, as part of the UFC-WEC merger. José Aldo won the inaugural UFC Featherweight Championship when he defeated Manny Gamburyan at WEC 51.

Question: How did Faber do at the  WEC Featherweight Championship and how long did he hold the title?
Answer: Faber won the WEC Featherweight Championship at WEC 19 on March 17, 2006, and held the title for over two years until losing it to Mike Brown at WEC 36 on November 5, 2008.